7404770 has 8 divisors (see below), whose sum is σ = 13328604. Its totient is φ = 2961904.

The previous prime is 7404769. The next prime is 7404779. The reversal of 7404770 is 774047.

It can be written as a sum of positive squares in 2 ways, for example, as 7006609 + 398161 = 2647^2 + 631^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a nialpdrome in base 14.

It is not an unprimeable number, because it can be changed into a prime (7404779) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 370229 + ... + 370248.

Almost surely, 2^7404770 is an apocalyptic number.

7404770 is a deficient number, since it is larger than the sum of its proper divisors (5923834).

7404770 is a wasteful number, since it uses less digits than its factorization.

7404770 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 740484.

The product of its (nonzero) digits is 5488, while the sum is 29.

The square root of 7404770 is about 2721.1707039434. The cubic root of 7404770 is about 194.9113776564.

It can be divided in two parts, 7 and 404770, that multiplied together give a triangular number (2833390 = T₂₃₈₀).

The spelling of 7404770 in words is "seven million, four hundred four thousand, seven hundred seventy".