462138 has 8 divisors (see below), whose sum is σ = 924288. Its totient is φ = 154044.

The previous prime is 462131. The next prime is 462149. The reversal of 462138 is 831264.

It is a happy number.

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

462138 is an admirable number.

It is a Smith number, since the sum of its digits (24) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 462138.

It is not an unprimeable number, because it can be changed into a prime (462131) 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, 38506 + ... + 38517.

It is an arithmetic number, because the mean of its divisors is an integer number (115536).

2⁴⁶²¹³⁸ is an apocalyptic number.

462138 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

462138 is a wasteful number, since it uses less digits than its factorization.

462138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77028.

The product of its digits is 1152, while the sum is 24.

The square root of 462138 is about 679.8073256446. The cubic root of 462138 is about 77.3138369071.

The spelling of 462138 in words is "four hundred sixty-two thousand, one hundred thirty-eight".