42502026 has 32 divisors (see below), whose sum is σ = 97430400. Its totient is φ = 12108096.

The previous prime is 42502021. The next prime is 42502067. The reversal of 42502026 is 62020524.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a junction number, because it is equal to n+sod(n) for n = 42501993 and 42502011.

It is not an unprimeable number, because it can be changed into a prime (42502021) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15400 + ... + 17948.

It is an arithmetic number, because the mean of its divisors is an integer number (3044700).

Almost surely, 2^42502026 is an apocalyptic number.

42502026 is an abundant number, since it is smaller than the sum of its proper divisors (54928374).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

42502026 is a wasteful number, since it uses less digits than its factorization.

42502026 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2958.

The product of its (nonzero) digits is 960, while the sum is 21.

The square root of 42502026 is about 6519.3577904576. The cubic root of 42502026 is about 348.9821475640.

The spelling of 42502026 in words is "forty-two million, five hundred two thousand, twenty-six".