7400400674 has 8 divisors (see below), whose sum is σ = 11121121308. Its totient is φ = 3693360240.

The previous prime is 7400400671. The next prime is 7400400691. The reversal of 7400400674 is 4760040047.

It can be written as a sum of positive squares in 2 ways, for example, as 6711705625 + 688695049 = 81925^2 + 26243^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 7400400674.

It is not an unprimeable number, because it can be changed into a prime (7400400671) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3418697 + ... + 3420860.

Almost surely, 2^7400400674 is an apocalyptic number.

7400400674 is a deficient number, since it is larger than the sum of its proper divisors (3720720634).

7400400674 is a wasteful number, since it uses less digits than its factorization.

7400400674 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6840100.

The product of its (nonzero) digits is 18816, while the sum is 32.

The square root of 7400400674 is about 86025.5815092232. The cubic root of 7400400674 is about 1948.7303305275.

The spelling of 7400400674 in words is "seven billion, four hundred million, four hundred thousand, six hundred seventy-four".