42464634 has 16 divisors (see below), whose sum is σ = 85755072. Its totient is φ = 14017248.

The previous prime is 42464629. The next prime is 42464683. The reversal of 42464634 is 43646424.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 42464595 and 42464604.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33739 + ... + 34974.

It is an arithmetic number, because the mean of its divisors is an integer number (5359692).

Almost surely, 2^42464634 is an apocalyptic number.

42464634 is an abundant number, since it is smaller than the sum of its proper divisors (43290438).

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

42464634 is a wasteful number, since it uses less digits than its factorization.

42464634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68821.

The product of its digits is 55296, while the sum is 33.

The square root of 42464634 is about 6516.4893923032. The cubic root of 42464634 is about 348.8797762160.

The spelling of 42464634 in words is "forty-two million, four hundred sixty-four thousand, six hundred thirty-four".