33979072 has 28 divisors (see below), whose sum is σ = 67737736. Its totient is φ = 16911360.

The previous prime is 33979063. The next prime is 33979081. The reversal of 33979072 is 27097933.

It is an interprime number because it is at equal distance from previous prime (33979063) and next prime (33979081).

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, 14323 + ... + 16525.

Almost surely, 2^33979072 is an apocalyptic number.

33979072 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

33979072 is a deficient number, since it is larger than the sum of its proper divisors (33758664).

33979072 is a wasteful number, since it uses less digits than its factorization.

33979072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2456 (or 2446 counting only the distinct ones).

The product of its (nonzero) digits is 71442, while the sum is 40.

The square root of 33979072 is about 5829.1570574140. The cubic root of 33979072 is about 323.8946972736.

The spelling of 33979072 in words is "thirty-three million, nine hundred seventy-nine thousand, seventy-two".