7404493 has 2 divisors, whose sum is σ = 7404494. Its totient is φ = 7404492.

The previous prime is 7404491. The next prime is 7404499. The reversal of 7404493 is 3944047.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4313929 + 3090564 = 2077^2 + 1758^2 .

It is a cyclic number.

It is not a de Polignac number, because 7404493 - 2¹ = 7404491 is a prime.

Together with 7404491, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7404491) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3702246 + 3702247.

It is an arithmetic number, because the mean of its divisors is an integer number (3702247).

Almost surely, 2^7404493 is an apocalyptic number.

It is an amenable number.

7404493 is a deficient number, since it is larger than the sum of its proper divisors (1).

7404493 is an equidigital number, since it uses as much as digits as its factorization.

7404493 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12096, while the sum is 31.

The square root of 7404493 is about 2721.1198062562. The cubic root of 7404493 is about 194.9089471904.

The spelling of 7404493 in words is "seven million, four hundred four thousand, four hundred ninety-three".