312152 has 8 divisors (see below), whose sum is σ = 585300. Its totient is φ = 156072.

The previous prime is 312121. The next prime is 312161. The reversal of 312152 is 251213.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×312152² = 194877742208, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19502 + ... + 19517.

2³¹²¹⁵² is an apocalyptic number.

It is an amenable number.

312152 is a deficient number, since it is larger than the sum of its proper divisors (273148).

312152 is a wasteful number, since it uses less digits than its factorization.

312152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39025 (or 39021 counting only the distinct ones).

The product of its digits is 60, while the sum is 14.

The square root of 312152 is about 558.7056470092. The cubic root of 312152 is about 67.8352412631.

Adding to 312152 its reverse (251213), we get a palindrome (563365).

It can be divided in two parts, 312 and 152, that added together give a palindrome (464).

The spelling of 312152 in words is "three hundred twelve thousand, one hundred fifty-two".