7492432438 has 16 divisors (see below), whose sum is σ = 11545246944. Its totient is φ = 3644066880.

The previous prime is 7492432433. The next prime is 7492432511. The reversal of 7492432438 is 8342342947.

It is a super-2 number, since 2×7492432438² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7492432433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 366031 + ... + 385957.

It is an arithmetic number, because the mean of its divisors is an integer number (721577934).

Almost surely, 2^7492432438 is an apocalyptic number.

7492432438 is a deficient number, since it is larger than the sum of its proper divisors (4052814506).

7492432438 is a wasteful number, since it uses less digits than its factorization.

7492432438 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25047.

The product of its digits is 1161216, while the sum is 46.

The square root of 7492432438 is about 86558.8380120713. The cubic root of 7492432438 is about 1956.7752433960.

The spelling of 7492432438 in words is "seven billion, four hundred ninety-two million, four hundred thirty-two thousand, four hundred thirty-eight".