52264642 has 8 divisors (see below), whose sum is σ = 79471116. Its totient is φ = 25774272.

The previous prime is 52264607. The next prime is 52264643. The reversal of 52264642 is 24646225.

It can be written as a sum of positive squares in 2 ways, for example, as 52142841 + 121801 = 7221^2 + 349^2 .

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

It is not an unprimeable number, because it can be changed into a prime (52264643) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 178843 + ... + 179134.

Almost surely, 2^52264642 is an apocalyptic number.

52264642 is a deficient number, since it is larger than the sum of its proper divisors (27206474).

52264642 is a wasteful number, since it uses less digits than its factorization.

52264642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 358052.

The product of its digits is 23040, while the sum is 31.

The square root of 52264642 is about 7229.4288847737. The cubic root of 52264642 is about 373.8832363534.

The spelling of 52264642 in words is "fifty-two million, two hundred sixty-four thousand, six hundred forty-two".