31482394 has 8 divisors (see below), whose sum is σ = 47888928. Its totient is φ = 15519420.

The previous prime is 31482389. The next prime is 31482401. The reversal of 31482394 is 49328413.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×31482394² = 1982282263942472, which contains 22 as substring.

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, 110712 + ... + 110995.

It is an arithmetic number, because the mean of its divisors is an integer number (5986116).

Almost surely, 2^31482394 is an apocalyptic number.

31482394 is a deficient number, since it is larger than the sum of its proper divisors (16406534).

31482394 is a wasteful number, since it uses less digits than its factorization.

31482394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 221780.

The product of its digits is 20736, while the sum is 34.

The square root of 31482394 is about 5610.9173937958. The cubic root of 31482394 is about 315.7591298553.

The spelling of 31482394 in words is "thirty-one million, four hundred eighty-two thousand, three hundred ninety-four".