749357 has 12 divisors (see below), whose sum is σ = 895356. Its totient is φ = 624960.

The previous prime is 749351. The next prime is 749383. The reversal of 749357 is 753947.

It can be written as a sum of positive squares in 2 ways, for example, as 188356 + 561001 = 434^2 + 749^2 .

It is not a de Polignac number, because 749357 - 2¹⁶ = 683821 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (749351) 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 11 ways as a sum of consecutive naturals, for example, 1823 + ... + 2195.

It is an arithmetic number, because the mean of its divisors is an integer number (74613).

2⁷⁴⁹³⁵⁷ is an apocalyptic number.

It is an amenable number.

749357 is a deficient number, since it is larger than the sum of its proper divisors (145999).

749357 is a wasteful number, since it uses less digits than its factorization.

749357 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 428 (or 421 counting only the distinct ones).

The product of its digits is 26460, while the sum is 35.

The square root of 749357 is about 865.6540879589. The cubic root of 749357 is about 90.8300575837.

The spelling of 749357 in words is "seven hundred forty-nine thousand, three hundred fifty-seven".