770242 has 16 divisors (see below), whose sum is σ = 1274112. Its totient is φ = 346320.

The previous prime is 770239. The next prime is 770261. The reversal of 770242 is 242077.

It is a Harshad number since it is a multiple of its sum of digits (22).

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, 3343 + ... + 3565.

It is an arithmetic number, because the mean of its divisors is an integer number (79632).

2⁷⁷⁰²⁴² is an apocalyptic number.

770242 is a deficient number, since it is larger than the sum of its proper divisors (503870).

770242 is a wasteful number, since it uses less digits than its factorization.

770242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 393.

The product of its (nonzero) digits is 784, while the sum is 22.

The square root of 770242 is about 877.6343202040. The cubic root of 770242 is about 91.6661656538. Note that the first 3 decimals are identical.

It can be divided in two parts, 7702 and 42, that added together give a square (7744 = 88²).

The spelling of 770242 in words is "seven hundred seventy thousand, two hundred forty-two", and thus it is an iban number.