70604497 has 4 divisors (see below), whose sum is σ = 70652736. Its totient is φ = 70556260.

The previous prime is 70604489. The next prime is 70604509. The reversal of 70604497 is 79440607.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 79440607 = 887 ⋅89561.

It is a cyclic number.

It is not a de Polignac number, because 70604497 - 2³ = 70604489 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (70604407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21853 + ... + 24874.

It is an arithmetic number, because the mean of its divisors is an integer number (17663184).

Almost surely, 2^70604497 is an apocalyptic number.

It is an amenable number.

70604497 is a deficient number, since it is larger than the sum of its proper divisors (48239).

70604497 is a wasteful number, since it uses less digits than its factorization.

70604497 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48238.

The product of its (nonzero) digits is 42336, while the sum is 37.

The square root of 70604497 is about 8402.6482135098. The cubic root of 70604497 is about 413.3114668598.

The spelling of 70604497 in words is "seventy million, six hundred four thousand, four hundred ninety-seven".