464138 has 8 divisors (see below), whose sum is σ = 699840. Its totient is φ = 230860.

The previous prime is 464137. The next prime is 464141. The reversal of 464138 is 831464.

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

It is a plaindrome in base 13.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (464131) 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, 8 + ... + 963.

It is an arithmetic number, because the mean of its divisors is an integer number (87480).

2⁴⁶⁴¹³⁸ is an apocalyptic number.

464138 is a deficient number, since it is larger than the sum of its proper divisors (235702).

464138 is a wasteful number, since it uses less digits than its factorization.

464138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1212.

The product of its digits is 2304, while the sum is 26.

The square root of 464138 is about 681.2767425944. The cubic root of 464138 is about 77.4252070658.

The spelling of 464138 in words is "four hundred sixty-four thousand, one hundred thirty-eight".