52377778 has 8 divisors (see below), whose sum is σ = 78605568. Its totient is φ = 26175924.

The previous prime is 52377763. The next prime is 52377791. The reversal of 52377778 is 87777325.

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

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, 226 + ... + 10237.

It is an arithmetic number, because the mean of its divisors is an integer number (9825696).

Almost surely, 2^52377778 is an apocalyptic number.

52377778 is a deficient number, since it is larger than the sum of its proper divisors (26227790).

52377778 is a wasteful number, since it uses less digits than its factorization.

52377778 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12968.

The product of its digits is 576240, while the sum is 46.

The square root of 52377778 is about 7237.2493393554. The cubic root of 52377778 is about 374.1528205770.

The spelling of 52377778 in words is "fifty-two million, three hundred seventy-seven thousand, seven hundred seventy-eight".