742085706 has 8 divisors (see below), whose sum is σ = 1484171424. Its totient is φ = 247361900.

The previous prime is 742085693. The next prime is 742085711. The reversal of 742085706 is 607580247.

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

742085706 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 61840470 + ... + 61840481.

It is an arithmetic number, because the mean of its divisors is an integer number (185521428).

Almost surely, 2^742085706 is an apocalyptic number.

742085706 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

742085706 is a wasteful number, since it uses less digits than its factorization.

742085706 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123680956.

The product of its (nonzero) digits is 94080, while the sum is 39.

The square root of 742085706 is about 27241.2500814482. The cubic root of 742085706 is about 905.3531607030.

The spelling of 742085706 in words is "seven hundred forty-two million, eighty-five thousand, seven hundred six".