65483040 has 96 divisors (see below), whose sum is σ = 235751040. Its totient is φ = 14966784.

The previous prime is 65483029. The next prime is 65483057. The reversal of 65483040 is 4038456.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 65482989 and 65483007.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6385 + ... + 13104.

It is an arithmetic number, because the mean of its divisors is an integer number (2455740).

Almost surely, 2^65483040 is an apocalyptic number.

65483040 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

65483040 is an abundant number, since it is smaller than the sum of its proper divisors (170268000).

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

65483040 is a wasteful number, since it uses less digits than its factorization.

65483040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19514 (or 19506 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 30.

The square root of 65483040 is about 8092.1591679848. The cubic root of 65483040 is about 403.0661041294.

The spelling of 65483040 in words is "sixty-five million, four hundred eighty-three thousand, forty".