70033642 has 48 divisors (see below), whose sum is σ = 130802688. Its totient is φ = 27941760.

The previous prime is 70033603. The next prime is 70033651. The reversal of 70033642 is 24633007.

It is a super-2 number, since 2×70033642² = 9809422023568328, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 211417 + ... + 211747.

It is an arithmetic number, because the mean of its divisors is an integer number (2725056).

Almost surely, 2^70033642 is an apocalyptic number.

70033642 is a deficient number, since it is larger than the sum of its proper divisors (60769046).

70033642 is a wasteful number, since it uses less digits than its factorization.

70033642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 491 (or 484 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 25.

The square root of 70033642 is about 8368.6105178817. The cubic root of 70033642 is about 412.1945423973.

Adding to 70033642 its reverse (24633007), we get a palindrome (94666649).

The spelling of 70033642 in words is "seventy million, thirty-three thousand, six hundred forty-two".