84274492 has 12 divisors (see below), whose sum is σ = 152238016. Its totient is φ = 40777920.

The previous prime is 84274483. The next prime is 84274499. The reversal of 84274492 is 29447248.

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84274499) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 339693 + ... + 339940.

Almost surely, 2^84274492 is an apocalyptic number.

It is an amenable number.

84274492 is a deficient number, since it is larger than the sum of its proper divisors (67963524).

84274492 is a wasteful number, since it uses less digits than its factorization.

84274492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 679668 (or 679666 counting only the distinct ones).

The product of its digits is 129024, while the sum is 40.

The square root of 84274492 is about 9180.1139426480. The cubic root of 84274492 is about 438.4284361716.

It can be divided in two parts, 84 and 274492, that added together give a square (274576 = 524²).

The spelling of 84274492 in words is "eighty-four million, two hundred seventy-four thousand, four hundred ninety-two".