7476661 has 2 divisors, whose sum is σ = 7476662. Its totient is φ = 7476660.

The previous prime is 7476659. The next prime is 7476683. The reversal of 7476661 is 1666747.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5428900 + 2047761 = 2330^2 + 1431^2 .

It is a cyclic number.

It is not a de Polignac number, because 7476661 - 2¹ = 7476659 is a prime.

Together with 7476659, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 7476661.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7476641) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3738330 + 3738331.

It is an arithmetic number, because the mean of its divisors is an integer number (3738331).

Almost surely, 2^7476661 is an apocalyptic number.

It is an amenable number.

7476661 is a deficient number, since it is larger than the sum of its proper divisors (1).

7476661 is an equidigital number, since it uses as much as digits as its factorization.

7476661 is an evil number, because the sum of its binary digits is even.

The product of its digits is 42336, while the sum is 37.

The square root of 7476661 is about 2734.3483684417. The cubic root of 7476661 is about 195.5401286446.

The spelling of 7476661 in words is "seven million, four hundred seventy-six thousand, six hundred sixty-one".