20630462 has 32 divisors (see below), whose sum is σ = 33312384. Its totient is φ = 9568000.

The previous prime is 20630461. The next prime is 20630501. The reversal of 20630462 is 26403602.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20630461) 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, 204212 + ... + 204312.

It is an arithmetic number, because the mean of its divisors is an integer number (1041012).

Almost surely, 2^20630462 is an apocalyptic number.

20630462 is a deficient number, since it is larger than the sum of its proper divisors (12681922).

20630462 is a wasteful number, since it uses less digits than its factorization.

20630462 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 244.

The product of its (nonzero) digits is 1728, while the sum is 23.

The square root of 20630462 is about 4542.0768377472. The cubic root of 20630462 is about 274.2645339806.

The spelling of 20630462 in words is "twenty million, six hundred thirty thousand, four hundred sixty-two".