52919742 has 32 divisors (see below), whose sum is σ = 112529952. Its totient is φ = 16533504.

The previous prime is 52919729. The next prime is 52919747. The reversal of 52919742 is 24791925.

It is a self number, because there is not a number n which added to its sum of digits gives 52919742.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52919747) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27318 + ... + 29190.

It is an arithmetic number, because the mean of its divisors is an integer number (3516561).

Almost surely, 2^52919742 is an apocalyptic number.

52919742 is an abundant number, since it is smaller than the sum of its proper divisors (59610210).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

52919742 is a wasteful number, since it uses less digits than its factorization.

52919742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2172.

The product of its digits is 45360, while the sum is 39.

The square root of 52919742 is about 7274.5956588665. The cubic root of 52919742 is about 375.4388746149.

The spelling of 52919742 in words is "fifty-two million, nine hundred nineteen thousand, seven hundred forty-two".