56354487 has 16 divisors (see below), whose sum is σ = 86034432. Its totient is φ = 32142240.

The previous prime is 56354483. The next prime is 56354491. The reversal of 56354487 is 78445365.

It is an interprime number because it is at equal distance from previous prime (56354483) and next prime (56354491).

It is not a de Polignac number, because 56354487 - 2² = 56354483 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56354483) 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, 10537 + ... + 14957.

It is an arithmetic number, because the mean of its divisors is an integer number (5377152).

Almost surely, 2^56354487 is an apocalyptic number.

56354487 is a deficient number, since it is larger than the sum of its proper divisors (29679945).

56354487 is a wasteful number, since it uses less digits than its factorization.

56354487 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5038.

The product of its digits is 403200, while the sum is 42.

The square root of 56354487 is about 7506.9625681763. The cubic root of 56354487 is about 383.3918120404.

The spelling of 56354487 in words is "fifty-six million, three hundred fifty-four thousand, four hundred eighty-seven".