70324897 has 2 divisors, whose sum is σ = 70324898. Its totient is φ = 70324896.

The previous prime is 70324879. The next prime is 70324951. The reversal of 70324897 is 79842307.

Together with previous prime (70324879) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 68409441 + 1915456 = 8271^2 + 1384^2 .

It is a cyclic number.

It is not a de Polignac number, because 70324897 - 2¹⁵ = 70292129 is a prime.

It is a super-2 number, since 2×70324897² = 9891182276121218, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (70324697) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35162448 + 35162449.

It is an arithmetic number, because the mean of its divisors is an integer number (35162449).

Almost surely, 2^70324897 is an apocalyptic number.

It is an amenable number.

70324897 is a deficient number, since it is larger than the sum of its proper divisors (1).

70324897 is an equidigital number, since it uses as much as digits as its factorization.

70324897 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 84672, while the sum is 40.

The square root of 70324897 is about 8385.9940973030. The cubic root of 70324897 is about 412.7651618669.

It can be divided in two parts, 703 and 24897, that added together give a square (25600 = 160²).

The spelling of 70324897 in words is "seventy million, three hundred twenty-four thousand, eight hundred ninety-seven".