353977944 has 64 divisors (see below), whose sum is σ = 969343200. Its totient is φ = 107218944.

The previous prime is 353977931. The next prime is 353977979. The reversal of 353977944 is 449779353.

It is a Harshad number since it is a multiple of its sum of digits (51).

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, 3127 + ... + 26790.

Almost surely, 2^353977944 is an apocalyptic number.

353977944 is a gapful number since it is divisible by the number (34) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 353977944, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (484671600).

353977944 is an abundant number, since it is smaller than the sum of its proper divisors (615365256).

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

353977944 is a wasteful number, since it uses less digits than its factorization.

353977944 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29972 (or 29968 counting only the distinct ones).

The product of its digits is 2857680, while the sum is 51.

The square root of 353977944 is about 18814.3015815097. The cubic root of 353977944 is about 707.3897035751.

The spelling of 353977944 in words is "three hundred fifty-three million, nine hundred seventy-seven thousand, nine hundred forty-four".