742387695 has 32 divisors (see below), whose sum is σ = 1383132672. Its totient is φ = 332971392.

The previous prime is 742387687. The next prime is 742387699. The reversal of 742387695 is 596783247.

It is not a de Polignac number, because 742387695 - 2³ = 742387687 is a prime.

It is a super-2 number, since 2×742387695² = 1102278979374826050, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (742387699) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 61137 + ... + 72266.

It is an arithmetic number, because the mean of its divisors is an integer number (43222896).

Almost surely, 2^742387695 is an apocalyptic number.

742387695 is a deficient number, since it is larger than the sum of its proper divisors (640744977).

742387695 is a wasteful number, since it uses less digits than its factorization.

742387695 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133471.

The product of its digits is 2540160, while the sum is 51.

The square root of 742387695 is about 27246.7923800215. The cubic root of 742387695 is about 905.4759540743.

The spelling of 742387695 in words is "seven hundred forty-two million, three hundred eighty-seven thousand, six hundred ninety-five".