42623146 has 8 divisors (see below), whose sum is σ = 64835424. Its totient is φ = 21011340.

The previous prime is 42623143. The next prime is 42623153. The reversal of 42623146 is 64132624.

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

It is not an unprimeable number, because it can be changed into a prime (42623143) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 149940 + ... + 150223.

It is an arithmetic number, because the mean of its divisors is an integer number (8104428).

Almost surely, 2^42623146 is an apocalyptic number.

42623146 is a deficient number, since it is larger than the sum of its proper divisors (22212278).

42623146 is a wasteful number, since it uses less digits than its factorization.

42623146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 300236.

The product of its digits is 6912, while the sum is 28.

The square root of 42623146 is about 6528.6404403980. The cubic root of 42623146 is about 349.3133367129.

The spelling of 42623146 in words is "forty-two million, six hundred twenty-three thousand, one hundred forty-six".