52077394 has 8 divisors (see below), whose sum is σ = 78363468. Its totient is φ = 25956240.

The previous prime is 52077391. The next prime is 52077401. The reversal of 52077394 is 49377025.

It can be written as a sum of positive squares in 2 ways, for example, as 39225169 + 12852225 = 6263^2 + 3585^2 .

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 (52077391) 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, 40437 + ... + 41704.

Almost surely, 2^52077394 is an apocalyptic number.

52077394 is a deficient number, since it is larger than the sum of its proper divisors (26286074).

52077394 is a wasteful number, since it uses less digits than its factorization.

52077394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82460.

The product of its (nonzero) digits is 52920, while the sum is 37.

The square root of 52077394 is about 7216.4668640547. The cubic root of 52077394 is about 373.4361995100.

The spelling of 52077394 in words is "fifty-two million, seventy-seven thousand, three hundred ninety-four".