2625977 has 2 divisors, whose sum is σ = 2625978. Its totient is φ = 2625976.

The previous prime is 2625949. The next prime is 2626003. The reversal of 2625977 is 7795262.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2399401 + 226576 = 1549^2 + 476^2 .

It is a cyclic number.

It is not a de Polignac number, because 2625977 - 2¹² = 2621881 is a prime.

It is an Ulam number.

It is a self number, because there is not a number n which added to its sum of digits gives 2625977.

It is not a weakly prime, because it can be changed into another prime (2625907) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1312988 + 1312989.

It is an arithmetic number, because the mean of its divisors is an integer number (1312989).

2^2625977 is an apocalyptic number.

It is an amenable number.

2625977 is a deficient number, since it is larger than the sum of its proper divisors (1).

2625977 is an equidigital number, since it uses as much as digits as its factorization.

2625977 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 52920, while the sum is 38.

The square root of 2625977 is about 1620.4866552983. The cubic root of 2625977 is about 137.9633207846.

The spelling of 2625977 in words is "two million, six hundred twenty-five thousand, nine hundred seventy-seven".