52545850 has 24 divisors (see below), whose sum is σ = 111698208. Its totient is φ = 18015600.

The previous prime is 52545847. The next prime is 52545851. The reversal of 52545850 is 5854525.

It is a super-2 number, since 2×52545850² = 5522132704445000, which contains 22 as substring.

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

It is not an unprimeable number, because it can be changed into a prime (52545851) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 74716 + ... + 75415.

It is an arithmetic number, because the mean of its divisors is an integer number (4654092).

Almost surely, 2^52545850 is an apocalyptic number.

52545850 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

52545850 is an abundant number, since it is smaller than the sum of its proper divisors (59152358).

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

52545850 is a wasteful number, since it uses less digits than its factorization.

52545850 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150150 (or 150145 counting only the distinct ones).

The product of its (nonzero) digits is 40000, while the sum is 34.

The square root of 52545850 is about 7248.8516331899. The cubic root of 52545850 is about 374.5525923419.

The spelling of 52545850 in words is "fifty-two million, five hundred forty-five thousand, eight hundred fifty".