331142036 has 12 divisors (see below), whose sum is σ = 579899712. Its totient is φ = 165456408.

The previous prime is 331142023. The next prime is 331142059. The reversal of 331142036 is 630241133.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21980 + ... + 33843.

It is an arithmetic number, because the mean of its divisors is an integer number (48324976).

Almost surely, 2^331142036 is an apocalyptic number.

It is an amenable number.

331142036 is a deficient number, since it is larger than the sum of its proper divisors (248757676).

331142036 is a wasteful number, since it uses less digits than its factorization.

331142036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57310 (or 57308 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 23.

The square root of 331142036 is about 18197.3084823003. The cubic root of 331142036 is about 691.8385720551.

Adding to 331142036 its reverse (630241133), we get a palindrome (961383169).

The spelling of 331142036 in words is "three hundred thirty-one million, one hundred forty-two thousand, thirty-six".