52650394 has 8 divisors (see below), whose sum is σ = 83621268. Its totient is φ = 24776640.

The previous prime is 52650383. The next prime is 52650413. The reversal of 52650394 is 49305625.

It can be written as a sum of positive squares in 2 ways, for example, as 51624225 + 1026169 = 7185^2 + 1013^2 .

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

It is a Harshad number since it is a multiple of its sum of digits (34), and also a Moran number because the ratio is a prime number: 1548541 = 52650394 / (5 + 2 + 6 + 5 + 0 + 3 + 9 + 4).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 774237 + ... + 774304.

Almost surely, 2^52650394 is an apocalyptic number.

52650394 is a deficient number, since it is larger than the sum of its proper divisors (30970874).

52650394 is a wasteful number, since it uses less digits than its factorization.

52650394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1548560.

The product of its (nonzero) digits is 32400, while the sum is 34.

The square root of 52650394 is about 7256.0591232431. The cubic root of 52650394 is about 374.8008281595.

The spelling of 52650394 in words is "fifty-two million, six hundred fifty thousand, three hundred ninety-four".