42641612 has 36 divisors (see below), whose sum is σ = 82731600. Its totient is φ = 19116864.

The previous prime is 42641603. The next prime is 42641639. The reversal of 42641612 is 21614624.

It is a Harshad number since it is a multiple of its sum of digits (26).

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 11 ways as a sum of consecutive naturals, for example, 70889 + ... + 71487.

It is an arithmetic number, because the mean of its divisors is an integer number (2298100).

Almost surely, 2^42641612 is an apocalyptic number.

It is an amenable number.

42641612 is a deficient number, since it is larger than the sum of its proper divisors (40089988).

42641612 is a wasteful number, since it uses less digits than its factorization.

42641612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 690 (or 651 counting only the distinct ones).

The product of its digits is 2304, while the sum is 26.

The square root of 42641612 is about 6530.0545173834. The cubic root of 42641612 is about 349.3637747915.

The spelling of 42641612 in words is "forty-two million, six hundred forty-one thousand, six hundred twelve".