20269046 has 12 divisors (see below), whose sum is σ = 35367588. Its totient is φ = 8686692.

The previous prime is 20269033. The next prime is 20269063. The reversal of 20269046 is 64096202.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 103316 + ... + 103511.

It is an arithmetic number, because the mean of its divisors is an integer number (2947299).

Almost surely, 2^20269046 is an apocalyptic number.

20269046 is a deficient number, since it is larger than the sum of its proper divisors (15098542).

20269046 is a wasteful number, since it uses less digits than its factorization.

20269046 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 206843 (or 206836 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 29.

The square root of 20269046 is about 4502.1157248565. The cubic root of 20269046 is about 272.6535161695.

The spelling of 20269046 in words is "twenty million, two hundred sixty-nine thousand, forty-six".