7426994 has 16 divisors (see below), whose sum is σ = 11992536. Its totient is φ = 3436800.

The previous prime is 7426981. The next prime is 7427009. The reversal of 7426994 is 4996247.

It can be written as a sum of positive squares in 4 ways, for example, as 6682225 + 744769 = 2585^2 + 863^2 .

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 284 + ... + 3864.

Almost surely, 2^7426994 is an apocalyptic number.

7426994 is a deficient number, since it is larger than the sum of its proper divisors (4565542).

7426994 is a wasteful number, since it uses less digits than its factorization.

7426994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3661.

The product of its digits is 108864, while the sum is 41.

The square root of 7426994 is about 2725.2511810840. The cubic root of 7426994 is about 195.1061792986.

The spelling of 7426994 in words is "seven million, four hundred twenty-six thousand, nine hundred ninety-four".