3400926561 has 8 divisors (see below), whose sum is σ = 5038409760. Its totient is φ = 2267284356.

The previous prime is 3400926511. The next prime is 3400926563. The reversal of 3400926561 is 1656290043.

It is a happy number.

3400926561 is a `hidden beast` number, since 3 + 4 + 0 + 0 + 92 + 6 + 561 = 666.

It is not a de Polignac number, because 3400926561 - 2⁹ = 3400926049 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3400926563) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 62980095 + ... + 62980148.

It is an arithmetic number, because the mean of its divisors is an integer number (629801220).

Almost surely, 2^3400926561 is an apocalyptic number.

It is an amenable number.

3400926561 is a deficient number, since it is larger than the sum of its proper divisors (1637483199).

3400926561 is a wasteful number, since it uses less digits than its factorization.

3400926561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125960252 (or 125960246 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 36.

The square root of 3400926561 is about 58317.4636022521. The cubic root of 3400926561 is about 1503.8311783839.

The spelling of 3400926561 in words is "three billion, four hundred million, nine hundred twenty-six thousand, five hundred sixty-one".