20231046 has 40 divisors (see below), whose sum is σ = 49458024. Its totient is φ = 6130080.

The previous prime is 20231039. The next prime is 20231047. The reversal of 20231046 is 64013202.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20231047) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 3895 + ... + 7458.

Almost surely, 2^20231046 is an apocalyptic number.

20231046 is an abundant number, since it is smaller than the sum of its proper divisors (29226978).

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

20231046 is a wasteful number, since it uses less digits than its factorization.

20231046 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11378 (or 11369 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 20231046 is about 4497.8935069652. The cubic root of 20231046 is about 272.4830211344.

Adding to 20231046 its reverse (64013202), we get a palindrome (84244248).

The spelling of 20231046 in words is "twenty million, two hundred thirty-one thousand, forty-six".