56503838 has 8 divisors (see below), whose sum is σ = 85195488. Its totient is φ = 28105344.

The previous prime is 56503831. The next prime is 56503841. The reversal of 56503838 is 83830565.

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

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56503831) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 72806 + ... + 73577.

It is an arithmetic number, because the mean of its divisors is an integer number (10649436).

Almost surely, 2^56503838 is an apocalyptic number.

56503838 is a deficient number, since it is larger than the sum of its proper divisors (28691650).

56503838 is a wasteful number, since it uses less digits than its factorization.

56503838 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146578.

The product of its (nonzero) digits is 86400, while the sum is 38.

The square root of 56503838 is about 7516.9034848134. The cubic root of 56503838 is about 383.7302023760.

The spelling of 56503838 in words is "fifty-six million, five hundred three thousand, eight hundred thirty-eight".