70490099 has 2 divisors, whose sum is σ = 70490100. Its totient is φ = 70490098.

The previous prime is 70490089. The next prime is 70490113. The reversal of 70490099 is 99009407.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 70490099 - 2⁸ = 70489843 is a prime.

It is not a weakly prime, because it can be changed into another prime (70490059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35245049 + 35245050.

It is an arithmetic number, because the mean of its divisors is an integer number (35245050).

Almost surely, 2^70490099 is an apocalyptic number.

70490099 is a deficient number, since it is larger than the sum of its proper divisors (1).

70490099 is an equidigital number, since it uses as much as digits as its factorization.

70490099 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20412, while the sum is 38.

The square root of 70490099 is about 8395.8381952012. The cubic root of 70490099 is about 413.0881214797.

The spelling of 70490099 in words is "seventy million, four hundred ninety thousand, ninety-nine".