20622514 has 32 divisors (see below), whose sum is σ = 34854912. Its totient is φ = 9147600.

The previous prime is 20622487. The next prime is 20622529. The reversal of 20622514 is 41522602.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 162319 + ... + 162445.

It is an arithmetic number, because the mean of its divisors is an integer number (1089216).

Almost surely, 2^20622514 is an apocalyptic number.

20622514 is a deficient number, since it is larger than the sum of its proper divisors (14232398).

20622514 is a wasteful number, since it uses less digits than its factorization.

20622514 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 223 (or 201 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 20622514 is about 4541.2018233062. The cubic root of 20622514 is about 274.2293088120.

The spelling of 20622514 in words is "twenty million, six hundred twenty-two thousand, five hundred fourteen".