82573074 has 32 divisors (see below), whose sum is σ = 186018240. Its totient is φ = 27146016.

The previous prime is 82573061. The next prime is 82573079. The reversal of 82573074 is 47037528.

82573074 is a `hidden beast` number, since 82 + 573 + 0 + 7 + 4 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82573079) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6532 + ... + 14415.

It is an arithmetic number, because the mean of its divisors is an integer number (5813070).

Almost surely, 2^82573074 is an apocalyptic number.

82573074 is an abundant number, since it is smaller than the sum of its proper divisors (103445166).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

82573074 is a wasteful number, since it uses less digits than its factorization.

82573074 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21031 (or 21025 counting only the distinct ones).

The product of its (nonzero) digits is 47040, while the sum is 36.

The square root of 82573074 is about 9086.9727632474. The cubic root of 82573074 is about 435.4578769702.

The spelling of 82573074 in words is "eighty-two million, five hundred seventy-three thousand, seventy-four".