46161478 has 8 divisors (see below), whose sum is σ = 75537000. Its totient is φ = 20982480.

The previous prime is 46161439. The next prime is 46161481. The reversal of 46161478 is 87416164.

It is a happy number.

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

It is a super-2 number, since 2×46161478² = 4261764102288968, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1049103 + ... + 1049146.

It is an arithmetic number, because the mean of its divisors is an integer number (9442125).

Almost surely, 2^46161478 is an apocalyptic number.

46161478 is a deficient number, since it is larger than the sum of its proper divisors (29375522).

46161478 is a wasteful number, since it uses less digits than its factorization.

46161478 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2098262.

The product of its digits is 32256, while the sum is 37.

The square root of 46161478 is about 6794.2238703181. The cubic root of 46161478 is about 358.7235607996.

The spelling of 46161478 in words is "forty-six million, one hundred sixty-one thousand, four hundred seventy-eight".