23377442 has 12 divisors (see below), whose sum is σ = 38544198. Its totient is φ = 10626000.

The previous prime is 23377433. The next prime is 23377469. The reversal of 23377442 is 24477332.

It can be written as a sum of positive squares in only one way, i.e., 20241001 + 3136441 = 4499^2 + 1771^2 .

It is a junction number, because it is equal to n+sod(n) for n = 23377399 and 23377408.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 48059 + ... + 48542.

Almost surely, 2^23377442 is an apocalyptic number.

23377442 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

23377442 is a deficient number, since it is larger than the sum of its proper divisors (15166756).

23377442 is a wasteful number, since it uses less digits than its factorization.

23377442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96625 (or 96614 counting only the distinct ones).

The product of its digits is 28224, while the sum is 32.

The square root of 23377442 is about 4835.0224404857. The cubic root of 23377442 is about 285.9339097780.

It can be divided in two parts, 2337 and 7442, that added together give a palindrome (9779).

The spelling of 23377442 in words is "twenty-three million, three hundred seventy-seven thousand, four hundred forty-two".