70102433 has 4 divisors (see below), whose sum is σ = 70120260. Its totient is φ = 70084608.

The previous prime is 70102421. The next prime is 70102447. The reversal of 70102433 is 33420107.

70102433 is nontrivially palindromic in base 2.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 37246609 + 32855824 = 6103^2 + 5732^2 .

It is a cyclic number.

It is not a de Polignac number, because 70102433 - 2¹⁸ = 69840289 is a prime.

It is a super-2 number, since 2×70102433² = 9828702225038978, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (70102463) 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, 128 + ... + 11841.

It is an arithmetic number, because the mean of its divisors is an integer number (17530065).

Almost surely, 2^70102433 is an apocalyptic number.

It is an amenable number.

70102433 is a deficient number, since it is larger than the sum of its proper divisors (17827).

70102433 is a wasteful number, since it uses less digits than its factorization.

70102433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17826.

The product of its (nonzero) digits is 504, while the sum is 20.

The square root of 70102433 is about 8372.7195701277. The cubic root of 70102433 is about 412.3294584889.

The spelling of 70102433 in words is "seventy million, one hundred two thousand, four hundred thirty-three".