52551602 has 4 divisors (see below), whose sum is σ = 78827406. Its totient is φ = 26275800.

The previous prime is 52551599. The next prime is 52551623. The reversal of 52551602 is 20615525.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 50566321 + 1985281 = 7111^2 + 1409^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13137899 + ... + 13137902.

Almost surely, 2^52551602 is an apocalyptic number.

52551602 is a deficient number, since it is larger than the sum of its proper divisors (26275804).

52551602 is a wasteful number, since it uses less digits than its factorization.

52551602 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26275803.

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

The square root of 52551602 is about 7249.2483748317. The cubic root of 52551602 is about 374.5662588059.

The spelling of 52551602 in words is "fifty-two million, five hundred fifty-one thousand, six hundred two".