7940498 has 16 divisors (see below), whose sum is σ = 12182400. Its totient is φ = 3880800.

The previous prime is 7940483. The next prime is 7940503. The reversal of 7940498 is 8940497.

7940498 = T₄₃₇ + T₄₃₈ + ... + T₅₀₇.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 28118 + ... + 28398.

It is an arithmetic number, because the mean of its divisors is an integer number (761400).

Almost surely, 2^7940498 is an apocalyptic number.

7940498 is a deficient number, since it is larger than the sum of its proper divisors (4241902).

7940498 is a wasteful number, since it uses less digits than its factorization.

7940498 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 553.

The product of its (nonzero) digits is 72576, while the sum is 41.

The square root of 7940498 is about 2817.8889261289. Note that the first 3 decimals coincide. The cubic root of 7940498 is about 199.5029155588.

Subtracting 7940498 from its reverse (8940497), we obtain a palindrome (999999).

The spelling of 7940498 in words is "seven million, nine hundred forty thousand, four hundred ninety-eight".