415391340 has 96 divisors (see below), whose sum is σ = 1431521280. Its totient is φ = 87641856.

The previous prime is 415391303. The next prime is 415391359. The reversal of 415391340 is 43193514.

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 = 415391298 and 415391307.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 32580 + ... + 43499.

It is an arithmetic number, because the mean of its divisors is an integer number (14911680).

Almost surely, 2^415391340 is an apocalyptic number.

It is an amenable number.

415391340 is an abundant number, since it is smaller than the sum of its proper divisors (1016129940).

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

415391340 is a wasteful number, since it uses less digits than its factorization.

415391340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76111 (or 76109 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 30.

The square root of 415391340 is about 20381.1515866989. The cubic root of 415391340 is about 746.1379782973.

The spelling of 415391340 in words is "four hundred fifteen million, three hundred ninety-one thousand, three hundred forty".