2923023642 has 64 divisors (see below), whose sum is σ = 7458130944. Its totient is φ = 741565440.

The previous prime is 2923023601. The next prime is 2923023647. The reversal of 2923023642 is 2463203292.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is not an unprimeable number, because it can be changed into a prime (2923023647) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 53703 + ... + 93434.

It is an arithmetic number, because the mean of its divisors is an integer number (116533296).

Almost surely, 2^2923023642 is an apocalyptic number.

2923023642 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2923023642 is an abundant number, since it is smaller than the sum of its proper divisors (4535107302).

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

2923023642 is a wasteful number, since it uses less digits than its factorization.

2923023642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147203.

The product of its (nonzero) digits is 31104, while the sum is 33.

The square root of 2923023642 is about 54064.9946083415. The cubic root of 2923023642 is about 1429.8070781519.

The spelling of 2923023642 in words is "two billion, nine hundred twenty-three million, twenty-three thousand, six hundred forty-two".