70070033 has 4 divisors (see below), whose sum is σ = 76440048. Its totient is φ = 63700020.

The previous prime is 70070023. The next prime is 70070059. The reversal of 70070033 is 33007007.

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: 33007007 = 11 ⋅3000637.

It is a cyclic number.

It is not a de Polignac number, because 70070033 - 2⁶ = 70069969 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 70069987 and 70070014.

It is not an unprimeable number, because it can be changed into a prime (70070023) 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, 3184991 + ... + 3185012.

It is an arithmetic number, because the mean of its divisors is an integer number (19110012).

Almost surely, 2^70070033 is an apocalyptic number.

It is an amenable number.

70070033 is a deficient number, since it is larger than the sum of its proper divisors (6370015).

70070033 is a wasteful number, since it uses less digits than its factorization.

70070033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6370014.

The product of its (nonzero) digits is 441, while the sum is 20.

The square root of 70070033 is about 8370.7844913126. The cubic root of 70070033 is about 412.2659251108.

The spelling of 70070033 in words is "seventy million, seventy thousand, thirty-three".