46142257 has 8 divisors (see below), whose sum is σ = 52777856. Its totient is φ = 39517632.

The previous prime is 46142237. The next prime is 46142263. The reversal of 46142257 is 75224164.

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

It is a de Polignac number, because none of the positive numbers 2^k-46142257 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (46142237) 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, 10633 + ... + 14329.

It is an arithmetic number, because the mean of its divisors is an integer number (6597232).

Almost surely, 2^46142257 is an apocalyptic number.

It is an amenable number.

46142257 is a deficient number, since it is larger than the sum of its proper divisors (6635599).

46142257 is a wasteful number, since it uses less digits than its factorization.

46142257 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5487.

The product of its digits is 13440, while the sum is 31.

The square root of 46142257 is about 6792.8092126895. The cubic root of 46142257 is about 358.6737647137.

The spelling of 46142257 in words is "forty-six million, one hundred forty-two thousand, two hundred fifty-seven".