742383577 has 8 divisors (see below), whose sum is σ = 821098376. Its totient is φ = 666755712.

The previous prime is 742383563. The next prime is 742383589. The reversal of 742383577 is 775383247.

It can be written as a sum of positive squares in 4 ways, for example, as 62425801 + 679957776 = 7901^2 + 26076^2 .

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 742383577 - 2²⁷ = 608165849 is a prime.

It is a super-2 number, since 2×742383577² = 1102266750798629858, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (742383527) 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, 771228 + ... + 772189.

It is an arithmetic number, because the mean of its divisors is an integer number (102637297).

Almost surely, 2^742383577 is an apocalyptic number.

It is an amenable number.

742383577 is a deficient number, since it is larger than the sum of its proper divisors (78714799).

742383577 is a wasteful number, since it uses less digits than its factorization.

742383577 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1543467.

The product of its digits is 987840, while the sum is 46.

The square root of 742383577 is about 27246.7168113885. The cubic root of 742383577 is about 905.4742798561.

It can be divided in two parts, 74238 and 3577, that added together give a triangular number (77815 = T₃₉₄).

The spelling of 742383577 in words is "seven hundred forty-two million, three hundred eighty-three thousand, five hundred seventy-seven".