353219940 has 72 divisors (see below), whose sum is σ = 1111131840. Its totient is φ = 94190688.

The previous prime is 353219903. The next prime is 353219957. The reversal of 353219940 is 49912353.

It is a happy number.

353219940 is a `hidden beast` number, since 353 + 219 + 94 + 0 = 666.

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 = 353219895 and 353219904.

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, 31480 + ... + 41199.

Almost surely, 2^353219940 is an apocalyptic number.

353219940 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

353219940 is an abundant number, since it is smaller than the sum of its proper divisors (757911900).

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

353219940 is a wasteful number, since it uses less digits than its factorization.

353219940 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72703 (or 72689 counting only the distinct ones).

The product of its (nonzero) digits is 29160, while the sum is 36.

The square root of 353219940 is about 18794.1464291412. The cubic root of 353219940 is about 706.8844108675.

The spelling of 353219940 in words is "three hundred fifty-three million, two hundred nineteen thousand, nine hundred forty".