70299263 has 6 divisors (see below), whose sum is σ = 71853744. Its totient is φ = 68747276.

The previous prime is 70299241. The next prime is 70299283. The reversal of 70299263 is 36299207.

It is not a de Polignac number, because 70299263 - 2⁸ = 70299007 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70299283) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 56870 + ... + 58092.

It is an arithmetic number, because the mean of its divisors is an integer number (11975624).

Almost surely, 2^70299263 is an apocalyptic number.

70299263 is a deficient number, since it is larger than the sum of its proper divisors (1554481).

70299263 is an frugal number, since it uses more digits than its factorization.

70299263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2493 (or 1270 counting only the distinct ones).

The product of its (nonzero) digits is 40824, while the sum is 38.

The square root of 70299263 is about 8384.4655762905. The cubic root of 70299263 is about 412.7150036798.

The spelling of 70299263 in words is "seventy million, two hundred ninety-nine thousand, two hundred sixty-three".