52719340 has 12 divisors (see below), whose sum is σ = 110710656. Its totient is φ = 21087728.

The previous prime is 52719263. The next prime is 52719343. The reversal of 52719340 is 4391725.

It is not an unprimeable number, because it can be changed into a prime (52719343) 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, 1317964 + ... + 1318003.

It is an arithmetic number, because the mean of its divisors is an integer number (9225888).

Almost surely, 2^52719340 is an apocalyptic number.

It is an amenable number.

52719340 is an abundant number, since it is smaller than the sum of its proper divisors (57991316).

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

52719340 is a wasteful number, since it uses less digits than its factorization.

52719340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2635976 (or 2635974 counting only the distinct ones).

The product of its (nonzero) digits is 7560, while the sum is 31.

The square root of 52719340 is about 7260.8084949267. The cubic root of 52719340 is about 374.9643580940.

The spelling of 52719340 in words is "fifty-two million, seven hundred nineteen thousand, three hundred forty".