7490774 has 8 divisors (see below), whose sum is σ = 11362680. Its totient is φ = 3703216.

The previous prime is 7490771. The next prime is 7490783. The reversal of 7490774 is 4770947.

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

It is a super-2 number, since 2×7490774² = 112223390238152, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7490771) 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, 20864 + ... + 21219.

It is an arithmetic number, because the mean of its divisors is an integer number (1420335).

Almost surely, 2^7490774 is an apocalyptic number.

7490774 is a deficient number, since it is larger than the sum of its proper divisors (3871906).

7490774 is a wasteful number, since it uses less digits than its factorization.

7490774 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42174.

The product of its (nonzero) digits is 49392, while the sum is 38.

The square root of 7490774 is about 2736.9278397503. The cubic root of 7490774 is about 195.6630856380.

The spelling of 7490774 in words is "seven million, four hundred ninety thousand, seven hundred seventy-four".