718420126 has 8 divisors (see below), whose sum is σ = 1078097544. Its totient is φ = 359054280.

The previous prime is 718420123. The next prime is 718420147. The reversal of 718420126 is 621024817.

718420126 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×718420126² = 1032254954883711752, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (718420123) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 72040 + ... + 81403.

It is an arithmetic number, because the mean of its divisors is an integer number (134762193).

Almost surely, 2^718420126 is an apocalyptic number.

718420126 is a deficient number, since it is larger than the sum of its proper divisors (359677418).

718420126 is a wasteful number, since it uses less digits than its factorization.

718420126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 155786.

The product of its (nonzero) digits is 5376, while the sum is 31.

The square root of 718420126 is about 26803.3603490309. The cubic root of 718420126 is about 895.6249086003.

The spelling of 718420126 in words is "seven hundred eighteen million, four hundred twenty thousand, one hundred twenty-six".