52994738 has 8 divisors (see below), whose sum is σ = 79567488. Its totient is φ = 26472244.

The previous prime is 52994731. The next prime is 52994741. The reversal of 52994738 is 83749925.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 52994692 and 52994701.

It is not an unprimeable number, because it can be changed into a prime (52994731) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9806 + ... + 14217.

It is an arithmetic number, because the mean of its divisors is an integer number (9945936).

Almost surely, 2^52994738 is an apocalyptic number.

52994738 is a deficient number, since it is larger than the sum of its proper divisors (26572750).

52994738 is a wasteful number, since it uses less digits than its factorization.

52994738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25128.

The product of its digits is 544320, while the sum is 47.

The square root of 52994738 is about 7279.7484846662. The cubic root of 52994738 is about 375.6161438310.

The spelling of 52994738 in words is "fifty-two million, nine hundred ninety-four thousand, seven hundred thirty-eight".