42148404 has 24 divisors (see below), whose sum is σ = 109273920. Its totient is φ = 14049432.

The previous prime is 42148391. The next prime is 42148429. The reversal of 42148404 is 40484124.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

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, 195024 + ... + 195239.

It is an arithmetic number, because the mean of its divisors is an integer number (4553080).

Almost surely, 2^42148404 is an apocalyptic number.

It is an amenable number.

42148404 is an abundant number, since it is smaller than the sum of its proper divisors (67125516).

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

42148404 is a wasteful number, since it uses less digits than its factorization.

42148404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 390276 (or 390268 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 27.

The square root of 42148404 is about 6492.1802193100. The cubic root of 42148404 is about 348.0115929551.

The spelling of 42148404 in words is "forty-two million, one hundred forty-eight thousand, four hundred four".