83491892 has 24 divisors (see below), whose sum is σ = 159731040. Its totient is φ = 37870560.

The previous prime is 83491883. The next prime is 83491901. The reversal of 83491892 is 29819438.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (83491883) and next prime (83491901).

It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (44).

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, 22334 + ... + 25802.

It is an arithmetic number, because the mean of its divisors is an integer number (6655460).

Almost surely, 2^83491892 is an apocalyptic number.

It is an amenable number.

83491892 is a deficient number, since it is larger than the sum of its proper divisors (76239148).

83491892 is a wasteful number, since it uses less digits than its factorization.

83491892 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4031 (or 4029 counting only the distinct ones).

The product of its digits is 124416, while the sum is 44.

The square root of 83491892 is about 9137.3897804570. The cubic root of 83491892 is about 437.0670843606.

The spelling of 83491892 in words is "eighty-three million, four hundred ninety-one thousand, eight hundred ninety-two".