46455142 has 4 divisors (see below), whose sum is σ = 69682716. Its totient is φ = 23227570.

The previous prime is 46455131. The next prime is 46455151. The reversal of 46455142 is 24155464.

It is a happy number.

46455142 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11613784 + ... + 11613787.

It is an arithmetic number, because the mean of its divisors is an integer number (17420679).

Almost surely, 2^46455142 is an apocalyptic number.

46455142 is a deficient number, since it is larger than the sum of its proper divisors (23227574).

46455142 is a wasteful number, since it uses less digits than its factorization.

46455142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23227573.

The product of its digits is 19200, while the sum is 31.

The square root of 46455142 is about 6815.8009067167. The cubic root of 46455142 is about 359.4826467896.

The spelling of 46455142 in words is "forty-six million, four hundred fifty-five thousand, one hundred forty-two".