42148401 has 4 divisors (see below), whose sum is σ = 56197872. Its totient is φ = 28098932.

The previous prime is 42148391. The next prime is 42148429. The reversal of 42148401 is 10484124.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 42148401 - 2⁷ = 42148273 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42140401) 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, 7024731 + ... + 7024736.

It is an arithmetic number, because the mean of its divisors is an integer number (14049468).

Almost surely, 2^42148401 is an apocalyptic number.

It is an amenable number.

42148401 is a deficient number, since it is larger than the sum of its proper divisors (14049471).

42148401 is a wasteful number, since it uses less digits than its factorization.

42148401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14049470.

The product of its (nonzero) digits is 1024, while the sum is 24.

The square root of 42148401 is about 6492.1799882628. The cubic root of 42148401 is about 348.0115846982.

The spelling of 42148401 in words is "forty-two million, one hundred forty-eight thousand, four hundred one".