764120422 has 16 divisors (see below), whose sum is σ = 1236200112. Its totient is φ = 352141920.

The previous prime is 764120393. The next prime is 764120431. The reversal of 764120422 is 224021467.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4104 + ... + 39307.

It is an arithmetic number, because the mean of its divisors is an integer number (77262507).

Almost surely, 2^764120422 is an apocalyptic number.

764120422 is a deficient number, since it is larger than the sum of its proper divisors (472079690).

764120422 is a wasteful number, since it uses less digits than its factorization.

764120422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44103.

The product of its (nonzero) digits is 5376, while the sum is 28.

The square root of 764120422 is about 27642.7281938668. The cubic root of 764120422 is about 914.2267734813.

Adding to 764120422 its reverse (224021467), we get a palindrome (988141889).

The spelling of 764120422 in words is "seven hundred sixty-four million, one hundred twenty thousand, four hundred twenty-two".