2042492 has 18 divisors (see below), whose sum is σ = 3754968. Its totient is φ = 970288.

The previous prime is 2042489. The next prime is 2042531. The reversal of 2042492 is 2942402.

2042492 = T₂₀₈ + T₂₀₉ + ... + T₂₇₆.

2042492 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is an Ulam number.

It is a plaindrome in base 13.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 13634 + ... + 13782.

2^2042492 is an apocalyptic number.

It is an amenable number.

2042492 is a deficient number, since it is larger than the sum of its proper divisors (1712476).

2042492 is a wasteful number, since it uses less digits than its factorization.

2042492 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 325 (or 174 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 2042492 is about 1429.1577939472. The cubic root of 2042492 is about 126.8781355240.

Multiplying 2042492 by its sum of digits (23), we get a square (46977316 = 6854²).

2042492 divided by its sum of digits (23) gives a square (88804 = 298²).

Adding to 2042492 its reverse (2942402), we get a palindrome (4984894).

The spelling of 2042492 in words is "two million, forty-two thousand, four hundred ninety-two".