961457 has 8 divisors (see below), whose sum is σ = 1156800. Its totient is φ = 780624.

The previous prime is 961453. The next prime is 961459. The reversal of 961457 is 754169.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 961457 - 2² = 961453 is a prime.

It is a Duffinian number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 961457.

It is not an unprimeable number, because it can be changed into a prime (961451) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3482 + ... + 3747.

It is an arithmetic number, because the mean of its divisors is an integer number (144600).

2⁹⁶¹⁴⁵⁷ is an apocalyptic number.

It is an amenable number.

961457 is a deficient number, since it is larger than the sum of its proper divisors (195343).

961457 is a wasteful number, since it uses less digits than its factorization.

961457 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7255.

The product of its digits is 7560, while the sum is 32.

The square root of 961457 is about 980.5391374137. The cubic root of 961457 is about 98.6983642882.

The spelling of 961457 in words is "nine hundred sixty-one thousand, four hundred fifty-seven".