52207490 has 8 divisors (see below), whose sum is σ = 93973500. Its totient is φ = 20882992.

The previous prime is 52207487. The next prime is 52207517. The reversal of 52207490 is 9470225.

52207490 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 48455521 + 3751969 = 6961^2 + 1937^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2610365 + ... + 2610384.

Almost surely, 2^52207490 is an apocalyptic number.

52207490 is a deficient number, since it is larger than the sum of its proper divisors (41766010).

52207490 is a wasteful number, since it uses less digits than its factorization.

52207490 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5220756.

The product of its (nonzero) digits is 5040, while the sum is 29.

The square root of 52207490 is about 7225.4750708863. The cubic root of 52207490 is about 373.7469047443.

The spelling of 52207490 in words is "fifty-two million, two hundred seven thousand, four hundred ninety".