56450487 has 8 divisors (see below), whose sum is σ = 78539904. Its totient is φ = 35997368.

The previous prime is 56450483. The next prime is 56450497. The reversal of 56450487 is 78405465.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 56450487 - 2² = 56450483 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56450483) 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, 408993 + ... + 409130.

It is an arithmetic number, because the mean of its divisors is an integer number (9817488).

Almost surely, 2^56450487 is an apocalyptic number.

56450487 is a deficient number, since it is larger than the sum of its proper divisors (22089417).

56450487 is a wasteful number, since it uses less digits than its factorization.

56450487 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 818149.

The product of its (nonzero) digits is 134400, while the sum is 39.

The square root of 56450487 is about 7513.3539115364. The cubic root of 56450487 is about 383.6093914867.

The spelling of 56450487 in words is "fifty-six million, four hundred fifty thousand, four hundred eighty-seven".