770123242 has 16 divisors (see below), whose sum is σ = 1321128000. Its totient is φ = 329823648.

The previous prime is 770123201. The next prime is 770123243. The reversal of 770123242 is 242321077.

It is a self number, because there is not a number n which added to its sum of digits gives 770123242.

It is not an unprimeable number, because it can be changed into a prime (770123243) 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, 2638 + ... + 39334.

It is an arithmetic number, because the mean of its divisors is an integer number (82570500).

Almost surely, 2^770123242 is an apocalyptic number.

770123242 is a deficient number, since it is larger than the sum of its proper divisors (551004758).

770123242 is a wasteful number, since it uses less digits than its factorization.

770123242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38205.

The product of its (nonzero) digits is 4704, while the sum is 28.

The square root of 770123242 is about 27751.0944288689. The cubic root of 770123242 is about 916.6145429903.

The spelling of 770123242 in words is "seven hundred seventy million, one hundred twenty-three thousand, two hundred forty-two".