350921844 has 72 divisors (see below), whose sum is σ = 1091767040. Its totient is φ = 92549952.

The previous prime is 350921843. The next prime is 350921861. The reversal of 350921844 is 448129053.

It is a super-2 number, since 2×350921844² = 246292281192720672, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 350921799 and 350921808.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (350921843) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 50284 + ... + 56835.

Almost surely, 2^350921844 is an apocalyptic number.

It is an amenable number.

350921844 is an abundant number, since it is smaller than the sum of its proper divisors (740845196).

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

350921844 is a wasteful number, since it uses less digits than its factorization.

350921844 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107149 (or 107144 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 36.

The square root of 350921844 is about 18732.9080497396. The cubic root of 350921844 is about 705.3480460440.

The spelling of 350921844 in words is "three hundred fifty million, nine hundred twenty-one thousand, eight hundred forty-four".