3407256897 has 16 divisors (see below), whose sum is σ = 4957251840. Its totient is φ = 2064486800.

The previous prime is 3407256887. The next prime is 3407256899. The reversal of 3407256897 is 7986527043.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3407256897 is a prime.

It is a super-3 number, since 3×3407256897³ (a number of 30 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (3407256899) 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, 152254 + ... + 173192.

It is an arithmetic number, because the mean of its divisors is an integer number (309828240).

Almost surely, 2^3407256897 is an apocalyptic number.

It is an amenable number.

3407256897 is a deficient number, since it is larger than the sum of its proper divisors (1549994943).

3407256897 is a wasteful number, since it uses less digits than its factorization.

3407256897 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25884.

The product of its (nonzero) digits is 2540160, while the sum is 51.

The square root of 3407256897 is about 58371.7131580015. The cubic root of 3407256897 is about 1504.7636552666.

The spelling of 3407256897 in words is "three billion, four hundred seven million, two hundred fifty-six thousand, eight hundred ninety-seven".