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3664137 = 31221379
BaseRepresentation
bin1101111110100100001001
320220011020210
431332210021
51414223022
6210311333
743100421
oct15764411
96804223
103664137
112082a14
121288549
139b3a39
146b5481
154c5a0c
hex37e909

3664137 has 4 divisors (see below), whose sum is σ = 4885520. Its totient is φ = 2442756.

The previous prime is 3664117. The next prime is 3664139. The reversal of 3664137 is 7314663.

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.

It is not a de Polignac number, because 3664137 - 210 = 3663113 is a prime.

It is a D-number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3664139) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 610687 + ... + 610692.

It is an arithmetic number, because the mean of its divisors is an integer number (1221380).

Almost surely, 23664137 is an apocalyptic number.

It is an amenable number.

3664137 is a deficient number, since it is larger than the sum of its proper divisors (1221383).

3664137 is a wasteful number, since it uses less digits than its factorization.

3664137 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1221382.

The product of its digits is 9072, while the sum is 30.

The square root of 3664137 is about 1914.1935638801. The cubic root of 3664137 is about 154.1666969889.

The spelling of 3664137 in words is "three million, six hundred sixty-four thousand, one hundred thirty-seven".

Divisors: 1 3 1221379 3664137