42894502 has 24 divisors (see below), whose sum is σ = 79252344. Its totient is φ = 17301312.

The previous prime is 42894497. The next prime is 42894541. The reversal of 42894502 is 20549824.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a congruent number.

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, 11208 + ... + 14539.

It is an arithmetic number, because the mean of its divisors is an integer number (3302181).

Almost surely, 2^42894502 is an apocalyptic number.

42894502 is a deficient number, since it is larger than the sum of its proper divisors (36357842).

42894502 is a wasteful number, since it uses less digits than its factorization.

42894502 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25780 (or 25773 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 34.

The square root of 42894502 is about 6549.3894371918. The cubic root of 42894502 is about 350.0530586228.

The spelling of 42894502 in words is "forty-two million, eight hundred ninety-four thousand, five hundred two".