749377057 has 8 divisors (see below), whose sum is σ = 880387200. Its totient is φ = 628847760.

The previous prime is 749377001. The next prime is 749377061. The reversal of 749377057 is 750773947.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-749377057 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 749377057.

It is not an unprimeable number, because it can be changed into a prime (749377067) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2620057 + ... + 2620342.

It is an arithmetic number, because the mean of its divisors is an integer number (110048400).

Almost surely, 2^749377057 is an apocalyptic number.

It is an amenable number.

749377057 is a deficient number, since it is larger than the sum of its proper divisors (131010143).

749377057 is a wasteful number, since it uses less digits than its factorization.

749377057 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5240423.

The product of its (nonzero) digits is 1296540, while the sum is 49.

The square root of 749377057 is about 27374.7521815267. The cubic root of 749377057 is about 908.3086795056.

The spelling of 749377057 in words is "seven hundred forty-nine million, three hundred seventy-seven thousand, fifty-seven".