20463492 has 24 divisors (see below), whose sum is σ = 54569536. Its totient is φ = 5846688.

The previous prime is 20463467. The next prime is 20463517. The reversal of 20463492 is 29436402.

It is an interprime number because it is at equal distance from previous prime (20463467) and next prime (20463517).

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, 121723 + ... + 121890.

Almost surely, 2^20463492 is an apocalyptic number.

It is an amenable number.

20463492 is an abundant number, since it is smaller than the sum of its proper divisors (34106044).

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

20463492 is a wasteful number, since it uses less digits than its factorization.

20463492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 243627 (or 243625 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 30.

The square root of 20463492 is about 4523.6591383525. The cubic root of 20463492 is about 273.5226205546.

Adding to 20463492 its reverse (29436402), we get a palindrome (49899894).

The spelling of 20463492 in words is "twenty million, four hundred sixty-three thousand, four hundred ninety-two".