632064377 has 12 divisors (see below), whose sum is σ = 755132580. Its totient is φ = 527125536.

The previous prime is 632064373. The next prime is 632064409. The reversal of 632064377 is 773460236.

It is a happy number.

632064377 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 606095161 + 25969216 = 24619^2 + 5096^2 .

It is not a de Polignac number, because 632064377 - 2² = 632064373 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 632064377.

It is not an unprimeable number, because it can be changed into a prime (632064373) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 172502 + ... + 176127.

It is an arithmetic number, because the mean of its divisors is an integer number (62927715).

Almost surely, 2^632064377 is an apocalyptic number.

It is an amenable number.

632064377 is a deficient number, since it is larger than the sum of its proper divisors (123068203).

632064377 is a wasteful number, since it uses less digits than its factorization.

632064377 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 348680 (or 348673 counting only the distinct ones).

The product of its (nonzero) digits is 127008, while the sum is 38.

The square root of 632064377 is about 25140.8905371309. The cubic root of 632064377 is about 858.1972227529.

The spelling of 632064377 in words is "six hundred thirty-two million, sixty-four thousand, three hundred seventy-seven".