70036949 has 2 divisors, whose sum is σ = 70036950. Its totient is φ = 70036948.

The previous prime is 70036937. The next prime is 70036963. The reversal of 70036949 is 94963007.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 58599025 + 11437924 = 7655^2 + 3382^2 .

It is a cyclic number.

It is not a de Polignac number, because 70036949 - 2⁴ = 70036933 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (70036249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35018474 + 35018475.

It is an arithmetic number, because the mean of its divisors is an integer number (35018475).

Almost surely, 2^70036949 is an apocalyptic number.

It is an amenable number.

70036949 is a deficient number, since it is larger than the sum of its proper divisors (1).

70036949 is an equidigital number, since it uses as much as digits as its factorization.

70036949 is an evil number, because the sum of its binary digits is even.

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

The square root of 70036949 is about 8368.8080991262. The cubic root of 70036949 is about 412.2010302597.

The spelling of 70036949 in words is "seventy million, thirty-six thousand, nine hundred forty-nine".