56154504 has 64 divisors (see below), whose sum is σ = 161539200. Its totient is φ = 15934464.

The previous prime is 56154503. The next prime is 56154529. The reversal of 56154504 is 40545165.

It is not an unprimeable number, because it can be changed into a prime (56154503) 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, 25312 + ... + 27440.

It is an arithmetic number, because the mean of its divisors is an integer number (2524050).

Almost surely, 2^56154504 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 56154504, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (80769600).

56154504 is an abundant number, since it is smaller than the sum of its proper divisors (105384696).

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

56154504 is a wasteful number, since it uses less digits than its factorization.

56154504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2302 (or 2298 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 30.

The square root of 56154504 is about 7493.6308956340. The cubic root of 56154504 is about 382.9377652721.

Adding to 56154504 its reverse (40545165), we get a palindrome (96699669).

The spelling of 56154504 in words is "fifty-six million, one hundred fifty-four thousand, five hundred four".