46578142 has 16 divisors (see below), whose sum is σ = 75579840. Its totient is φ = 21400992.

The previous prime is 46578131. The next prime is 46578143. The reversal of 46578142 is 24187564.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (46578143) 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, 2043 + ... + 9865.

It is an arithmetic number, because the mean of its divisors is an integer number (4723740).

Almost surely, 2^46578142 is an apocalyptic number.

46578142 is a deficient number, since it is larger than the sum of its proper divisors (29001698).

46578142 is a wasteful number, since it uses less digits than its factorization.

46578142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8067.

The product of its digits is 53760, while the sum is 37.

The square root of 46578142 is about 6824.8180928139. The cubic root of 46578142 is about 359.7996364477.

The spelling of 46578142 in words is "forty-six million, five hundred seventy-eight thousand, one hundred forty-two".