83451412 has 24 divisors (see below), whose sum is σ = 161566272. Its totient is φ = 37396800.

The previous prime is 83451409. The next prime is 83451443. The reversal of 83451412 is 21415438.

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, 10233 + ... + 16480.

It is an arithmetic number, because the mean of its divisors is an integer number (6731928).

Almost surely, 2^83451412 is an apocalyptic number.

It is an amenable number.

83451412 is a deficient number, since it is larger than the sum of its proper divisors (78114860).

83451412 is a wasteful number, since it uses less digits than its factorization.

83451412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26799 (or 26797 counting only the distinct ones).

The product of its digits is 3840, while the sum is 28.

The square root of 83451412 is about 9135.1744373055. The cubic root of 83451412 is about 436.9964374381.

The spelling of 83451412 in words is "eighty-three million, four hundred fifty-one thousand, four hundred twelve".