3662120447 has 2 divisors, whose sum is σ = 3662120448. Its totient is φ = 3662120446.

The previous prime is 3662120411. The next prime is 3662120459. The reversal of 3662120447 is 7440212663.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3662120447 - 2¹⁴ = 3662104063 is a prime.

It is a super-2 number, since 2×3662120447² = 26822252336670959618, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3662129447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1831060223 + 1831060224.

It is an arithmetic number, because the mean of its divisors is an integer number (1831060224).

Almost surely, 2^3662120447 is an apocalyptic number.

3662120447 is a deficient number, since it is larger than the sum of its proper divisors (1).

3662120447 is an equidigital number, since it uses as much as digits as its factorization.

3662120447 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 48384, while the sum is 35.

The square root of 3662120447 is about 60515.4562653212. The cubic root of 3662120447 is about 1541.3840998573.

The spelling of 3662120447 in words is "three billion, six hundred sixty-two million, one hundred twenty thousand, four hundred forty-seven".