65420592 has 20 divisors (see below), whose sum is σ = 169003320. Its totient is φ = 21806848.

The previous prime is 65420567. The next prime is 65420623. The reversal of 65420592 is 29502456.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 681417 + ... + 681512.

It is an arithmetic number, because the mean of its divisors is an integer number (8450166).

Almost surely, 2^65420592 is an apocalyptic number.

It is an amenable number.

65420592 is an abundant number, since it is smaller than the sum of its proper divisors (103582728).

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

65420592 is a wasteful number, since it uses less digits than its factorization.

65420592 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1362940 (or 1362934 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 33.

The square root of 65420592 is about 8088.2996977115. The cubic root of 65420592 is about 402.9379351783.

The spelling of 65420592 in words is "sixty-five million, four hundred twenty thousand, five hundred ninety-two".