749197434 has 8 divisors (see below), whose sum is σ = 1498394880. Its totient is φ = 249732476.

The previous prime is 749197411. The next prime is 749197447. The reversal of 749197434 is 434791947.

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

749197434 is an admirable number.

It is a super-2 number, since 2×749197434² = 1122593590224368712, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 62433114 + ... + 62433125.

It is an arithmetic number, because the mean of its divisors is an integer number (187299360).

Almost surely, 2^749197434 is an apocalyptic number.

749197434 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.

749197434 is a wasteful number, since it uses less digits than its factorization.

749197434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124866244.

The product of its digits is 762048, while the sum is 48.

The square root of 749197434 is about 27371.4711698147. The cubic root of 749197434 is about 908.2361009258.

The spelling of 749197434 in words is "seven hundred forty-nine million, one hundred ninety-seven thousand, four hundred thirty-four".