96945639 has 16 divisors (see below), whose sum is σ = 150515712. Its totient is φ = 54351648.

The previous prime is 96945599. The next prime is 96945647. The reversal of 96945639 is 93654969.

It is a happy number.

It is not a de Polignac number, because 96945639 - 2²⁴ = 80168423 is a prime.

It is a super-2 number, since 2×96945639² = 18796913842236642, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 96945591 and 96945600.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (96945659) 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, 42439 + ... + 44664.

It is an arithmetic number, because the mean of its divisors is an integer number (9407232).

Almost surely, 2^96945639 is an apocalyptic number.

96945639 is a deficient number, since it is larger than the sum of its proper divisors (53570073).

96945639 is a wasteful number, since it uses less digits than its factorization.

96945639 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87166.

The product of its digits is 1574640, while the sum is 51.

The square root of 96945639 is about 9846.0976533853. The cubic root of 96945639 is about 459.3842406952.

The spelling of 96945639 in words is "ninety-six million, nine hundred forty-five thousand, six hundred thirty-nine".