332403142 has 16 divisors (see below), whose sum is σ = 544966272. Its totient is φ = 151378560.

The previous prime is 332403139. The next prime is 332403143. The reversal of 332403142 is 241304233.

It is a happy number.

It is a super-2 number, since 2×332403142² = 220983697622944328, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (332403143) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 156633 + ... + 158740.

It is an arithmetic number, because the mean of its divisors is an integer number (34060392).

Almost surely, 2^332403142 is an apocalyptic number.

332403142 is a deficient number, since it is larger than the sum of its proper divisors (212563130).

332403142 is a wasteful number, since it uses less digits than its factorization.

332403142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 315423.

The product of its (nonzero) digits is 1728, while the sum is 22.

The square root of 332403142 is about 18231.9264478551. The cubic root of 332403142 is about 692.7157148356.

Adding to 332403142 its reverse (241304233), we get a palindrome (573707375).

The spelling of 332403142 in words is "three hundred thirty-two million, four hundred three thousand, one hundred forty-two".