52134578 has 4 divisors (see below), whose sum is σ = 78201870. Its totient is φ = 26067288.

The previous prime is 52134569. The next prime is 52134587. The reversal of 52134578 is 87543125.

It is a happy number.

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

It is an interprime number because it is at equal distance from previous prime (52134569) and next prime (52134587).

It can be written as a sum of positive squares in only one way, i.e., 30946969 + 21187609 = 5563^2 + 4603^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13033643 + ... + 13033646.

Almost surely, 2^52134578 is an apocalyptic number.

52134578 is a deficient number, since it is larger than the sum of its proper divisors (26067292).

52134578 is a wasteful number, since it uses less digits than its factorization.

52134578 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26067291.

The product of its digits is 33600, while the sum is 35.

The square root of 52134578 is about 7220.4278266596. The cubic root of 52134578 is about 373.5728343821.

The spelling of 52134578 in words is "fifty-two million, one hundred thirty-four thousand, five hundred seventy-eight".