70497269 has 2 divisors, whose sum is σ = 70497270. Its totient is φ = 70497268.

The previous prime is 70497241. The next prime is 70497299. The reversal of 70497269 is 96279407.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 68277169 + 2220100 = 8263^2 + 1490^2 .

It is a cyclic number.

It is not a de Polignac number, because 70497269 - 2⁸ = 70497013 is a prime.

It is a super-2 number, since 2×70497269² = 9939729872916722, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (70497209) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35248634 + 35248635.

It is an arithmetic number, because the mean of its divisors is an integer number (35248635).

Almost surely, 2^70497269 is an apocalyptic number.

It is an amenable number.

70497269 is a deficient number, since it is larger than the sum of its proper divisors (1).

70497269 is an equidigital number, since it uses as much as digits as its factorization.

70497269 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 190512, while the sum is 44.

The square root of 70497269 is about 8396.2651816150. The cubic root of 70497269 is about 413.1021269521.

The spelling of 70497269 in words is "seventy million, four hundred ninety-seven thousand, two hundred sixty-nine".