7542994 has 16 divisors (see below), whose sum is σ = 11583936. Its totient is φ = 3682800.

The previous prime is 7542991. The next prime is 7543001. The reversal of 7542994 is 4992457.

It is not an unprimeable number, because it can be changed into a prime (7542991) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 24099 + ... + 24409.

It is an arithmetic number, because the mean of its divisors is an integer number (723996).

Almost surely, 2^7542994 is an apocalyptic number.

7542994 is a deficient number, since it is larger than the sum of its proper divisors (4040942).

7542994 is a wasteful number, since it uses less digits than its factorization.

7542994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 561.

The product of its digits is 90720, while the sum is 40.

The square root of 7542994 is about 2746.4511646851. The cubic root of 7542994 is about 196.1167047571.

It can be divided in two parts, 754299 and 4, that multiplied together give a triangular number (3017196 = T₂₄₅₆).

The spelling of 7542994 in words is "seven million, five hundred forty-two thousand, nine hundred ninety-four".