99402761 has 2 divisors, whose sum is σ = 99402762. Its totient is φ = 99402760.

The previous prime is 99402727. The next prime is 99402767. The reversal of 99402761 is 16720499.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 87534736 + 11868025 = 9356^2 + 3445^2 .

It is a cyclic number.

It is not a de Polignac number, because 99402761 - 2¹⁴ = 99386377 is a prime.

It is not a weakly prime, because it can be changed into another prime (99402767) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49701380 + 49701381.

It is an arithmetic number, because the mean of its divisors is an integer number (49701381).

Almost surely, 2^99402761 is an apocalyptic number.

It is an amenable number.

99402761 is a deficient number, since it is larger than the sum of its proper divisors (1).

99402761 is an equidigital number, since it uses as much as digits as its factorization.

99402761 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 27216, while the sum is 38.

The square root of 99402761 is about 9970.0933295531. The cubic root of 99402761 is about 463.2329916877.

The spelling of 99402761 in words is "ninety-nine million, four hundred two thousand, seven hundred sixty-one".