23212046 has 32 divisors (see below), whose sum is σ = 41192928. Its totient is φ = 9671040.

The previous prime is 23212009. The next prime is 23212051. The reversal of 23212046 is 64021232.

23212046 = T₂₆₃ + T₂₆₄ + ... + T₅₃₉.

It is a super-2 number, since 2×23212046² = 1077598159012232, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 79076 + ... + 79368.

It is an arithmetic number, because the mean of its divisors is an integer number (1287279).

Almost surely, 2^23212046 is an apocalyptic number.

23212046 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

23212046 is a deficient number, since it is larger than the sum of its proper divisors (17980882).

23212046 is a wasteful number, since it uses less digits than its factorization.

23212046 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 596.

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 23212046 is about 4817.8881265550. Note that the first 3 decimals coincide. The cubic root of 23212046 is about 285.2579832891.

Adding to 23212046 its reverse (64021232), we get a palindrome (87233278).

The spelling of 23212046 in words is "twenty-three million, two hundred twelve thousand, forty-six".