56406486 has 16 divisors (see below), whose sum is σ = 115213824. Its totient is φ = 18402024.

The previous prime is 56406481. The next prime is 56406491. The reversal of 56406486 is 68460465.

It is an interprime number because it is at equal distance from previous prime (56406481) and next prime (56406491).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56406481) 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, 99730 + ... + 100293.

It is an arithmetic number, because the mean of its divisors is an integer number (7200864).

Almost surely, 2^56406486 is an apocalyptic number.

56406486 is an abundant number, since it is smaller than the sum of its proper divisors (58807338).

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

56406486 is a wasteful number, since it uses less digits than its factorization.

56406486 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 200075.

The product of its (nonzero) digits is 138240, while the sum is 39.

The square root of 56406486 is about 7510.4251544104. The cubic root of 56406486 is about 383.5096959529.

The spelling of 56406486 in words is "fifty-six million, four hundred six thousand, four hundred eighty-six".