52379740 has 48 divisors (see below), whose sum is σ = 131185152. Its totient is φ = 17176896.

The previous prime is 52379731. The next prime is 52379749. The reversal of 52379740 is 4797325.

It is an interprime number because it is at equal distance from previous prime (52379731) and next prime (52379749).

It is a self number, because there is not a number n which added to its sum of digits gives 52379740.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52379749) 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, 4914 + ... + 11353.

It is an arithmetic number, because the mean of its divisors is an integer number (2733024).

Almost surely, 2^52379740 is an apocalyptic number.

It is an amenable number.

52379740 is an abundant number, since it is smaller than the sum of its proper divisors (78805412).

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

52379740 is a wasteful number, since it uses less digits than its factorization.

52379740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16306 (or 16304 counting only the distinct ones).

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

The square root of 52379740 is about 7237.3848868220. The cubic root of 52379740 is about 374.1574922699.

The spelling of 52379740 in words is "fifty-two million, three hundred seventy-nine thousand, seven hundred forty".