20292498 has 16 divisors (see below), whose sum is σ = 45094560. Its totient is φ = 6764148.

The previous prime is 20292487. The next prime is 20292511. The reversal of 20292498 is 89429202.

It is a Curzon 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, 187840 + ... + 187947.

It is an arithmetic number, because the mean of its divisors is an integer number (2818410).

Almost surely, 2^20292498 is an apocalyptic number.

20292498 is an abundant number, since it is smaller than the sum of its proper divisors (24802062).

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

20292498 is a wasteful number, since it uses less digits than its factorization.

20292498 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 375798 (or 375792 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 36.

The square root of 20292498 is about 4504.7195251203. The cubic root of 20292498 is about 272.7586322122.

The spelling of 20292498 in words is "twenty million, two hundred ninety-two thousand, four hundred ninety-eight".