52761398 has 4 divisors (see below), whose sum is σ = 79142100. Its totient is φ = 26380698.

The previous prime is 52761343. The next prime is 52761419. The reversal of 52761398 is 89316725.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13190348 + ... + 13190351.

It is an arithmetic number, because the mean of its divisors is an integer number (19785525).

Almost surely, 2^52761398 is an apocalyptic number.

52761398 is a deficient number, since it is larger than the sum of its proper divisors (26380702).

52761398 is a wasteful number, since it uses less digits than its factorization.

52761398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26380701.

The product of its digits is 90720, while the sum is 41.

The square root of 52761398 is about 7263.7041514643. The cubic root of 52761398 is about 375.0640435803.

The spelling of 52761398 in words is "fifty-two million, seven hundred sixty-one thousand, three hundred ninety-eight".