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2972461 = 4369127
BaseRepresentation
bin1011010101101100101101
312121000110011
423111230231
51230104321
6143413221
734160032
oct13255455
95530404
102972461
111750288
12bb4211
13800c6b
14575389
153daae1
hex2d5b2d

2972461 has 4 divisors (see below), whose sum is σ = 3041632. Its totient is φ = 2903292.

The previous prime is 2972449. The next prime is 2972483. The reversal of 2972461 is 1642792.

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 a cyclic number.

It is not a de Polignac number, because 2972461 - 25 = 2972429 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 12.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2972491) 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, 34521 + ... + 34606.

It is an arithmetic number, because the mean of its divisors is an integer number (760408).

22972461 is an apocalyptic number.

It is an amenable number.

2972461 is a deficient number, since it is larger than the sum of its proper divisors (69171).

2972461 is an equidigital number, since it uses as much as digits as its factorization.

2972461 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69170.

The product of its digits is 6048, while the sum is 31.

The square root of 2972461 is about 1724.0826546312. The cubic root of 2972461 is about 143.7822873914.

The spelling of 2972461 in words is "two million, nine hundred seventy-two thousand, four hundred sixty-one".

Divisors: 1 43 69127 2972461