742764719 has 8 divisors (see below), whose sum is σ = 752016960. Its totient is φ = 733532800.

The previous prime is 742764713. The next prime is 742764749. The reversal of 742764719 is 917467247.

It is a happy number.

742764719 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 cyclic number.

It is not a de Polignac number, because 742764719 - 2¹⁶ = 742699183 is a prime.

It is a super-2 number, since 2×742764719² = 1103398855582297922, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (742764713) 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, 76499 + ... + 85659.

It is an arithmetic number, because the mean of its divisors is an integer number (94002120).

Almost surely, 2^742764719 is an apocalyptic number.

742764719 is a deficient number, since it is larger than the sum of its proper divisors (9252241).

742764719 is an equidigital number, since it uses as much as digits as its factorization.

742764719 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10161.

The product of its digits is 592704, while the sum is 47.

The square root of 742764719 is about 27253.7101877891. The cubic root of 742764719 is about 905.6292111004.

The spelling of 742764719 in words is "seven hundred forty-two million, seven hundred sixty-four thousand, seven hundred nineteen".