42425948 has 24 divisors (see below), whose sum is σ = 79570512. Its totient is φ = 19721984.

The previous prime is 42425947. The next prime is 42425951. The reversal of 42425948 is 84952424.

It is a happy number.

It is a super-2 number, since 2×42425948² = 3599922127397408, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42425947) 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, 1886 + ... + 9402.

It is an arithmetic number, because the mean of its divisors is an integer number (3315438).

Almost surely, 2^42425948 is an apocalyptic number.

It is an amenable number.

42425948 is a deficient number, since it is larger than the sum of its proper divisors (37144564).

42425948 is a wasteful number, since it uses less digits than its factorization.

42425948 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7621 (or 7619 counting only the distinct ones).

The product of its digits is 92160, while the sum is 38.

The square root of 42425948 is about 6513.5203999066. The cubic root of 42425948 is about 348.7737989009.

The spelling of 42425948 in words is "forty-two million, four hundred twenty-five thousand, nine hundred forty-eight".