56225501 has 8 divisors (see below), whose sum is σ = 58838784. Its totient is φ = 53626320.

The previous prime is 56225497. The next prime is 56225509. The reversal of 56225501 is 10552265.

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 56225501 - 2² = 56225497 is a prime.

It is a super-2 number, since 2×56225501² = 6322613925402002, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56225509) 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, 5111 + ... + 11771.

It is an arithmetic number, because the mean of its divisors is an integer number (7354848).

Almost surely, 2^56225501 is an apocalyptic number.

It is an amenable number.

56225501 is a deficient number, since it is larger than the sum of its proper divisors (2613283).

56225501 is a wasteful number, since it uses less digits than its factorization.

56225501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7051.

The product of its (nonzero) digits is 3000, while the sum is 26.

The square root of 56225501 is about 7498.3665554573. The cubic root of 56225501 is about 383.0990820012.

Adding to 56225501 its reverse (10552265), we get a palindrome (66777766).

The spelling of 56225501 in words is "fifty-six million, two hundred twenty-five thousand, five hundred one".