70898553 has 24 divisors (see below), whose sum is σ = 114450336. Its totient is φ = 41918400.

The previous prime is 70898543. The next prime is 70898563. The reversal of 70898553 is 35589807.

70898553 is a `hidden beast` number, since 7 + 0 + 8 + 98 + 553 = 666.

It is an interprime number because it is at equal distance from previous prime (70898543) and next prime (70898563).

It is not a de Polignac number, because 70898553 - 2⁴ = 70898537 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 70898499 and 70898508.

It is not an unprimeable number, because it can be changed into a prime (70898543) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4675 + ... + 12792.

It is an arithmetic number, because the mean of its divisors is an integer number (4768764).

Almost surely, 2^70898553 is an apocalyptic number.

It is an amenable number.

70898553 is a deficient number, since it is larger than the sum of its proper divisors (43551783).

70898553 is a wasteful number, since it uses less digits than its factorization.

70898553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17525 (or 17522 counting only the distinct ones).

The product of its (nonzero) digits is 302400, while the sum is 45.

The square root of 70898553 is about 8420.1278493857. The cubic root of 70898553 is about 413.8844633139.

The spelling of 70898553 in words is "seventy million, eight hundred ninety-eight thousand, five hundred fifty-three".