256036410 has 64 divisors (see below), whose sum is σ = 780307200. Its totient is φ = 58522176.

The previous prime is 256036399. The next prime is 256036421. The reversal of 256036410 is 14630652.

It is an interprime number because it is at equal distance from previous prime (256036399) and next prime (256036421).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 65845 + ... + 69624.

It is an arithmetic number, because the mean of its divisors is an integer number (12192300).

Almost surely, 2^256036410 is an apocalyptic number.

256036410 is an abundant number, since it is smaller than the sum of its proper divisors (524270790).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

256036410 is a wasteful number, since it uses less digits than its factorization.

256036410 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135492 (or 135486 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 256036410 is about 16001.1377720461. The cubic root of 256036410 is about 634.9905221062.

The spelling of 256036410 in words is "two hundred fifty-six million, thirty-six thousand, four hundred ten".