70704419 has 2 divisors, whose sum is σ = 70704420. Its totient is φ = 70704418.

The previous prime is 70704401. The next prime is 70704443. The reversal of 70704419 is 91440707.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-70704419 is a prime.

It is a super-2 number, since 2×70704419² = 9998229732255122, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (70704019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35352209 + 35352210.

It is an arithmetic number, because the mean of its divisors is an integer number (35352210).

Almost surely, 2^70704419 is an apocalyptic number.

70704419 is a deficient number, since it is larger than the sum of its proper divisors (1).

70704419 is an equidigital number, since it uses as much as digits as its factorization.

70704419 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7056, while the sum is 32.

The square root of 70704419 is about 8408.5919748790. The cubic root of 70704419 is about 413.5063526573.

The spelling of 70704419 in words is "seventy million, seven hundred four thousand, four hundred nineteen".