961512 has 16 divisors (see below), whose sum is σ = 2403840. Its totient is φ = 320496.

The previous prime is 961511. The next prime is 961529. The reversal of 961512 is 215169.

It is a super-2 number, since 2×961512² = 1849010652288, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24), and also a Moran number because the ratio is a prime number: 40063 = 961512 / (9 + 6 + 1 + 5 + 1 + 2).

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 961512.

It is not an unprimeable number, because it can be changed into a prime (961511) 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, 20008 + ... + 20055.

It is an arithmetic number, because the mean of its divisors is an integer number (150240).

2⁹⁶¹⁵¹² is an apocalyptic number.

It is an amenable number.

961512 is an abundant number, since it is smaller than the sum of its proper divisors (1442328).

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

961512 is a wasteful number, since it uses less digits than its factorization.

961512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40072 (or 40068 counting only the distinct ones).

The product of its digits is 540, while the sum is 24.

The square root of 961512 is about 980.5671828080. The cubic root of 961512 is about 98.7002462606.

The spelling of 961512 in words is "nine hundred sixty-one thousand, five hundred twelve".