256546462 has 16 divisors (see below), whose sum is σ = 404449920. Its totient is φ = 121810392.

The previous prime is 256546429. The next prime is 256546463. The reversal of 256546462 is 264645652.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (256546463) 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, 13668 + ... + 26455.

It is an arithmetic number, because the mean of its divisors is an integer number (25278120).

Almost surely, 2^256546462 is an apocalyptic number.

256546462 is a deficient number, since it is larger than the sum of its proper divisors (147903458).

256546462 is a wasteful number, since it uses less digits than its factorization.

256546462 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40287.

The product of its digits is 345600, while the sum is 40.

The square root of 256546462 is about 16017.0678340325. The cubic root of 256546462 is about 635.4118988378.

The spelling of 256546462 in words is "two hundred fifty-six million, five hundred forty-six thousand, four hundred sixty-two".