742619845 has 16 divisors (see below), whose sum is σ = 1023324480. Its totient is φ = 511660800.

The previous prime is 742619819. The next prime is 742619873. The reversal of 742619845 is 548916247.

742619845 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 742619845 - 2²¹ = 740522693 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 742619795 and 742619804.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 354276 + ... + 356365.

It is an arithmetic number, because the mean of its divisors is an integer number (63957780).

Almost surely, 2^742619845 is an apocalyptic number.

It is an amenable number.

742619845 is a deficient number, since it is larger than the sum of its proper divisors (280704635).

742619845 is a wasteful number, since it uses less digits than its factorization.

742619845 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 710676.

The product of its digits is 483840, while the sum is 46.

The square root of 742619845 is about 27251.0521815214. The cubic root of 742619845 is about 905.5703271972.

The spelling of 742619845 in words is "seven hundred forty-two million, six hundred nineteen thousand, eight hundred forty-five".