961587249 has 16 divisors (see below), whose sum is σ = 1515803520. Its totient is φ = 530530560.

The previous prime is 961587247. The next prime is 961587281. The reversal of 961587249 is 942785169.

It is not a de Polignac number, because 961587249 - 2¹ = 961587247 is a prime.

It is not an unprimeable number, because it can be changed into a prime (961587247) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 788872 + ... + 790089.

It is an arithmetic number, because the mean of its divisors is an integer number (94737720).

Almost surely, 2^961587249 is an apocalyptic number.

It is an amenable number.

961587249 is a deficient number, since it is larger than the sum of its proper divisors (554216271).

961587249 is a wasteful number, since it uses less digits than its factorization.

961587249 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1579000.

The product of its digits is 1088640, while the sum is 51.

The square root of 961587249 is about 31009.4703115032. The cubic root of 961587249 is about 987.0282099046.

The spelling of 961587249 in words is "nine hundred sixty-one million, five hundred eighty-seven thousand, two hundred forty-nine".