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3489357 = 31163119
BaseRepresentation
bin1101010011111001001101
320120021111110
431103321031
51343124412
6202442233
741442024
oct15237115
96507443
103489357
111a73673
121203379
13952311
1466b8bb
1548dd3c
hex353e4d

3489357 has 4 divisors (see below), whose sum is σ = 4652480. Its totient is φ = 2326236.

The previous prime is 3489349. The next prime is 3489371. The reversal of 3489357 is 7539843.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 7539843 = 32513281.

It is not a de Polignac number, because 3489357 - 23 = 3489349 is a prime.

It is a super-2 number, since 2×34893572 = 24351224546898, which contains 22 as substring.

It is a D-number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3489347) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 581557 + ... + 581562.

It is an arithmetic number, because the mean of its divisors is an integer number (1163120).

Almost surely, 23489357 is an apocalyptic number.

It is an amenable number.

3489357 is a deficient number, since it is larger than the sum of its proper divisors (1163123).

3489357 is a wasteful number, since it uses less digits than its factorization.

3489357 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1163122.

The product of its digits is 90720, while the sum is 39.

The square root of 3489357 is about 1867.9820662951. The cubic root of 3489357 is about 151.6753951155.

The spelling of 3489357 in words is "three million, four hundred eighty-nine thousand, three hundred fifty-seven".

Divisors: 1 3 1163119 3489357