61256408 has 16 divisors (see below), whose sum is σ = 114939000. Its totient is φ = 30606016.

The previous prime is 61256387. The next prime is 61256431. The reversal of 61256408 is 80465216.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19148 + ... + 22116.

Almost surely, 2^61256408 is an apocalyptic number.

It is an amenable number.

61256408 is a deficient number, since it is larger than the sum of its proper divisors (53682592).

61256408 is a wasteful number, since it uses less digits than its factorization.

61256408 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5554 (or 5550 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 32.

The square root of 61256408 is about 7826.6473026450. The cubic root of 61256408 is about 394.2005043357.

The spelling of 61256408 in words is "sixty-one million, two hundred fifty-six thousand, four hundred eight".