52251502 has 16 divisors (see below), whose sum is σ = 80767152. Its totient is φ = 25341120.

The previous prime is 52251487. The next prime is 52251509. The reversal of 52251502 is 20515225.

It is a super-2 number, since 2×52251502² = 5460438922512008, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52251509) 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, 5973 + ... + 11839.

It is an arithmetic number, because the mean of its divisors is an integer number (5047947).

Almost surely, 2^52251502 is an apocalyptic number.

52251502 is a deficient number, since it is larger than the sum of its proper divisors (28515650).

52251502 is a wasteful number, since it uses less digits than its factorization.

52251502 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6003.

The product of its (nonzero) digits is 1000, while the sum is 22.

The square root of 52251502 is about 7228.5200421663. The cubic root of 52251502 is about 373.8519007168.

Adding to 52251502 its reverse (20515225), we get a palindrome (72766727).

The spelling of 52251502 in words is "fifty-two million, two hundred fifty-one thousand, five hundred two".