332490390 has 32 divisors (see below), whose sum is σ = 798819840. Its totient is φ = 88570464.

The previous prime is 332490349. The next prime is 332490391. The reversal of 332490390 is 93094233.

It is a super-2 number, since 2×332490390² = 221099718884704200, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (332490391) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25837 + ... + 36503.

It is an arithmetic number, because the mean of its divisors is an integer number (24963120).

Almost surely, 2^332490390 is an apocalyptic number.

332490390 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

332490390 is an abundant number, since it is smaller than the sum of its proper divisors (466329450).

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

332490390 is a wasteful number, since it uses less digits than its factorization.

332490390 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11716.

The product of its (nonzero) digits is 17496, while the sum is 33.

The square root of 332490390 is about 18234.3190166236. The cubic root of 332490390 is about 692.7763167233.

The spelling of 332490390 in words is "three hundred thirty-two million, four hundred ninety thousand, three hundred ninety".