3704232561 has 16 divisors (see below), whose sum is σ = 5230790784. Its totient is φ = 2323652864.

The previous prime is 3704232557. The next prime is 3704232583. The reversal of 3704232561 is 1652324073.

3704232561 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 3704232561 - 2² = 3704232557 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3704232061) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 313615 + ... + 325211.

It is an arithmetic number, because the mean of its divisors is an integer number (326924424).

Almost surely, 2^3704232561 is an apocalyptic number.

It is an amenable number.

3704232561 is a deficient number, since it is larger than the sum of its proper divisors (1526558223).

3704232561 is a wasteful number, since it uses less digits than its factorization.

3704232561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17880.

The product of its (nonzero) digits is 30240, while the sum is 33.

The square root of 3704232561 is about 60862.4067959853. The cubic root of 3704232561 is about 1547.2699165097.

The spelling of 3704232561 in words is "three billion, seven hundred four million, two hundred thirty-two thousand, five hundred sixty-one".