3245407557 has 16 divisors (see below), whose sum is σ = 4946189952. Its totient is φ = 1854216000.

The previous prime is 3245407547. The next prime is 3245407579. The reversal of 3245407557 is 7557045423.

3245407557 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3245407557 - 2¹⁰ = 3245406533 is a prime.

It is a super-2 number, since 2×3245407557² = 21065340422065416498, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3245407547) 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, 213163 + ... + 227879.

It is an arithmetic number, because the mean of its divisors is an integer number (309136872).

Almost surely, 2^3245407557 is an apocalyptic number.

It is an amenable number.

3245407557 is a deficient number, since it is larger than the sum of its proper divisors (1700782395).

3245407557 is a wasteful number, since it uses less digits than its factorization.

3245407557 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25228.

The product of its (nonzero) digits is 588000, while the sum is 42.

The square root of 3245407557 is about 56968.4786263421. The cubic root of 3245407557 is about 1480.5500081711.

The spelling of 3245407557 in words is "three billion, two hundred forty-five million, four hundred seven thousand, five hundred fifty-seven".