7474661 has 2 divisors, whose sum is σ = 7474662. Its totient is φ = 7474660.

The previous prime is 7474633. The next prime is 7474673. The reversal of 7474661 is 1664747.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4866436 + 2608225 = 2206^2 + 1615^2 .

It is a cyclic number.

It is not a de Polignac number, because 7474661 - 2²² = 3280357 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7474631) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3737330 + 3737331.

It is an arithmetic number, because the mean of its divisors is an integer number (3737331).

Almost surely, 2^7474661 is an apocalyptic number.

It is an amenable number.

7474661 is a deficient number, since it is larger than the sum of its proper divisors (1).

7474661 is an equidigital number, since it uses as much as digits as its factorization.

7474661 is an evil number, because the sum of its binary digits is even.

The product of its digits is 28224, while the sum is 35.

The square root of 7474661 is about 2733.9826261335. The cubic root of 7474661 is about 195.5226914877.

The spelling of 7474661 in words is "seven million, four hundred seventy-four thousand, six hundred sixty-one".