830450040 has 96 divisors (see below), whose sum is σ = 2898121680. Its totient is φ = 189815808.

The previous prime is 830449999. The next prime is 830450069. The reversal of 830450040 is 40054038.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 64737 + ... + 76496.

Almost surely, 2^830450040 is an apocalyptic number.

It is an amenable number.

830450040 is an abundant number, since it is smaller than the sum of its proper divisors (2067671640).

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

830450040 is a wasteful number, since it uses less digits than its factorization.

830450040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141261 (or 141250 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 830450040 is about 28817.5300815320. The cubic root of 830450040 is about 939.9494615955.

The spelling of 830450040 in words is "eight hundred thirty million, four hundred fifty thousand, forty".