42622946 has 8 divisors (see below), whose sum is σ = 64422864. Its totient is φ = 21148660.

The previous prime is 42622939. The next prime is 42622967. The reversal of 42622946 is 64922624.

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

It is a Curzon 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, 81080 + ... + 81603.

It is an arithmetic number, because the mean of its divisors is an integer number (8052858).

Almost surely, 2^42622946 is an apocalyptic number.

42622946 is a deficient number, since it is larger than the sum of its proper divisors (21799918).

42622946 is a wasteful number, since it uses less digits than its factorization.

42622946 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 162816.

The product of its digits is 41472, while the sum is 35.

The square root of 42622946 is about 6528.6251232553. The cubic root of 42622946 is about 349.3127903526.

The spelling of 42622946 in words is "forty-two million, six hundred twenty-two thousand, nine hundred forty-six".