70020033 has 4 divisors (see below), whose sum is σ = 93360048. Its totient is φ = 46680020.

The previous prime is 70020029. The next prime is 70020043. The reversal of 70020033 is 33002007.

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.

It is a cyclic number.

It is not a de Polignac number, because 70020033 - 2² = 70020029 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 70019994 and 70020021.

It is not an unprimeable number, because it can be changed into a prime (70020023) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11670003 + ... + 11670008.

It is an arithmetic number, because the mean of its divisors is an integer number (23340012).

Almost surely, 2^70020033 is an apocalyptic number.

It is an amenable number.

70020033 is a deficient number, since it is larger than the sum of its proper divisors (23340015).

70020033 is a wasteful number, since it uses less digits than its factorization.

70020033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23340014.

The product of its (nonzero) digits is 126, while the sum is 15.

The square root of 70020033 is about 8367.7973804341. The cubic root of 70020033 is about 412.1678413302.

The spelling of 70020033 in words is "seventy million, twenty thousand, thirty-three".