42293634 has 16 divisors (see below), whose sum is σ = 85027872. Its totient is φ = 14024448.

The previous prime is 42293633. The next prime is 42293651. The reversal of 42293634 is 43639224.

It is a junction number, because it is equal to n+sod(n) for n = 42293595 and 42293604.

It is not an unprimeable number, because it can be changed into a prime (42293633) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17104 + ... + 19419.

It is an arithmetic number, because the mean of its divisors is an integer number (5314242).

Almost surely, 2^42293634 is an apocalyptic number.

42293634 is an abundant number, since it is smaller than the sum of its proper divisors (42734238).

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

42293634 is a wasteful number, since it uses less digits than its factorization.

42293634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36721.

The product of its digits is 31104, while the sum is 33.

The square root of 42293634 is about 6503.3555953830. The cubic root of 42293634 is about 348.4108471734.

The spelling of 42293634 in words is "forty-two million, two hundred ninety-three thousand, six hundred thirty-four".