740122818 has 16 divisors (see below), whose sum is σ = 1511740800. Its totient is φ = 241458416.

The previous prime is 740122813. The next prime is 740122847. The reversal of 740122818 is 818221047.

It is a happy number.

It is a super-2 number, since 2×740122818² = 1095563571448522248, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (740122813) 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, 1311993 + ... + 1312556.

It is an arithmetic number, because the mean of its divisors is an integer number (94483800).

Almost surely, 2^740122818 is an apocalyptic number.

740122818 is an abundant number, since it is smaller than the sum of its proper divisors (771617982).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

740122818 is a wasteful number, since it uses less digits than its factorization.

740122818 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2624601.

The product of its (nonzero) digits is 7168, while the sum is 33.

The square root of 740122818 is about 27205.1983635481. The cubic root of 740122818 is about 904.5542071500.

The spelling of 740122818 in words is "seven hundred forty million, one hundred twenty-two thousand, eight hundred eighteen".