98972407 has 2 divisors, whose sum is σ = 98972408. Its totient is φ = 98972406.

The previous prime is 98972399. The next prime is 98972411. The reversal of 98972407 is 70427989.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 98972407 - 2³ = 98972399 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (98972477) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49486203 + 49486204.

It is an arithmetic number, because the mean of its divisors is an integer number (49486204).

Almost surely, 2^98972407 is an apocalyptic number.

98972407 is a deficient number, since it is larger than the sum of its proper divisors (1).

98972407 is an equidigital number, since it uses as much as digits as its factorization.

98972407 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 254016, while the sum is 46.

The square root of 98972407 is about 9948.4876740136. The cubic root of 98972407 is about 462.5635181328.

The spelling of 98972407 in words is "ninety-eight million, nine hundred seventy-two thousand, four hundred seven".