52421150 has 12 divisors (see below), whose sum is σ = 97503432. Its totient is φ = 20968440.

The previous prime is 52421147. The next prime is 52421189. The reversal of 52421150 is 5112425.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 524162 + ... + 524261.

It is an arithmetic number, because the mean of its divisors is an integer number (8125286).

Almost surely, 2^52421150 is an apocalyptic number.

52421150 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

52421150 is a deficient number, since it is larger than the sum of its proper divisors (45082282).

52421150 is a wasteful number, since it uses less digits than its factorization.

52421150 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1048435 (or 1048430 counting only the distinct ones).

The product of its (nonzero) digits is 400, while the sum is 20.

The square root of 52421150 is about 7240.2451615950. The cubic root of 52421150 is about 374.2560658821.

Adding to 52421150 its reverse (5112425), we get a palindrome (57533575).

The spelling of 52421150 in words is "fifty-two million, four hundred twenty-one thousand, one hundred fifty".