2989625497 has 2 divisors, whose sum is σ = 2989625498. Its totient is φ = 2989625496.

The previous prime is 2989625489. The next prime is 2989625533. The reversal of 2989625497 is 7945269892.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2845048921 + 144576576 = 53339^2 + 12024^2 .

It is a cyclic number.

It is not a de Polignac number, because 2989625497 - 2³ = 2989625489 is a prime.

It is a super-2 number, since 2×2989625497² = 17875721224624994018, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2989625417) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1494812748 + 1494812749.

It is an arithmetic number, because the mean of its divisors is an integer number (1494812749).

Almost surely, 2^2989625497 is an apocalyptic number.

It is an amenable number.

2989625497 is a deficient number, since it is larger than the sum of its proper divisors (1).

2989625497 is an equidigital number, since it uses as much as digits as its factorization.

2989625497 is an evil number, because the sum of its binary digits is even.

The product of its digits is 19595520, while the sum is 61.

The square root of 2989625497 is about 54677.4679095512. The cubic root of 2989625497 is about 1440.5851365897.

The spelling of 2989625497 in words is "two billion, nine hundred eighty-nine million, six hundred twenty-five thousand, four hundred ninety-seven".