83417972 has 24 divisors (see below), whose sum is σ = 162261792. Its totient is φ = 37200800.

The previous prime is 83417969. The next prime is 83417981. The reversal of 83417972 is 27971438.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15554 + ... + 20217.

It is an arithmetic number, because the mean of its divisors is an integer number (6760908).

Almost surely, 2^83417972 is an apocalyptic number.

It is an amenable number.

83417972 is a deficient number, since it is larger than the sum of its proper divisors (78843820).

83417972 is a wasteful number, since it uses less digits than its factorization.

83417972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35839 (or 35837 counting only the distinct ones).

The product of its digits is 84672, while the sum is 41.

The square root of 83417972 is about 9133.3439659306. The cubic root of 83417972 is about 436.9380597033.

The spelling of 83417972 in words is "eighty-three million, four hundred seventeen thousand, nine hundred seventy-two".