749059406 has 8 divisors (see below), whose sum is σ = 1189682640. Its totient is φ = 352498528.

The previous prime is 749059387. The next prime is 749059429. The reversal of 749059406 is 604950947.

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

It is a super-2 number, since 2×749059406² = 1122179987434145672, which contains 22 as substring.

It is a congruent number.

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, 11015546 + ... + 11015613.

It is an arithmetic number, because the mean of its divisors is an integer number (148710330).

Almost surely, 2^749059406 is an apocalyptic number.

749059406 is a deficient number, since it is larger than the sum of its proper divisors (440623234).

749059406 is a wasteful number, since it uses less digits than its factorization.

749059406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22031178.

The product of its (nonzero) digits is 272160, while the sum is 44.

The square root of 749059406 is about 27368.9496692876. The cubic root of 749059406 is about 908.1803213648.

The spelling of 749059406 in words is "seven hundred forty-nine million, fifty-nine thousand, four hundred six".