42623774 has 8 divisors (see below), whose sum is σ = 64223040. Its totient is φ = 21216096.

The previous prime is 42623753. The next prime is 42623797. The reversal of 42623774 is 47732624.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×42623774² = 3633572220006152, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 47339 + ... + 48230.

It is an arithmetic number, because the mean of its divisors is an integer number (8027880).

Almost surely, 2^42623774 is an apocalyptic number.

42623774 is a deficient number, since it is larger than the sum of its proper divisors (21599266).

42623774 is a wasteful number, since it uses less digits than its factorization.

42623774 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95794.

The product of its digits is 56448, while the sum is 35.

The square root of 42623774 is about 6528.6885359925. The cubic root of 42623774 is about 349.3150522729.

The spelling of 42623774 in words is "forty-two million, six hundred twenty-three thousand, seven hundred seventy-four".