966552387 has 16 divisors (see below), whose sum is σ = 1296951552. Its totient is φ = 640271520.

The previous prime is 966552373. The next prime is 966552403. The reversal of 966552387 is 783255669.

It is a happy number.

It is not a de Polignac number, because 966552387 - 2¹² = 966548291 is a prime.

It is not an unprimeable number, because it can be changed into a prime (966552487) 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, 706378 + ... + 707744.

It is an arithmetic number, because the mean of its divisors is an integer number (81059472).

Almost surely, 2^966552387 is an apocalyptic number.

966552387 is a deficient number, since it is larger than the sum of its proper divisors (330399165).

966552387 is a wasteful number, since it uses less digits than its factorization.

966552387 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2698.

The product of its digits is 2721600, while the sum is 51.

The square root of 966552387 is about 31089.4256460296. The cubic root of 966552387 is about 988.7241282748.

The spelling of 966552387 in words is "nine hundred sixty-six million, five hundred fifty-two thousand, three hundred eighty-seven".