77964033 has 8 divisors (see below), whose sum is σ = 118802368. Its totient is φ = 44550864.

The previous prime is 77963999. The next prime is 77964037. The reversal of 77964033 is 33046977.

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

It is not a de Polignac number, because 77964033 - 2⁶ = 77963969 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 77963982 and 77964000.

It is not an unprimeable number, because it can be changed into a prime (77964037) 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, 1856266 + ... + 1856307.

It is an arithmetic number, because the mean of its divisors is an integer number (14850296).

Almost surely, 2^77964033 is an apocalyptic number.

It is an amenable number.

77964033 is a deficient number, since it is larger than the sum of its proper divisors (40838335).

77964033 is a wasteful number, since it uses less digits than its factorization.

77964033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3712583.

The product of its (nonzero) digits is 95256, while the sum is 39.

The square root of 77964033 is about 8829.7244011351. The cubic root of 77964033 is about 427.2001851179.

The spelling of 77964033 in words is "seventy-seven million, nine hundred sixty-four thousand, thirty-three".