749082242 has 16 divisors (see below), whose sum is σ = 1157714232. Its totient is φ = 363242880.

The previous prime is 749082227. The next prime is 749082247. The reversal of 749082242 is 242280947.

It can be written as a sum of positive squares in 4 ways, for example, as 402042601 + 347039641 = 20051^2 + 18629^2 .

It is a super-2 number, since 2×749082242² = 1122248410559493128, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 749082196 and 749082205.

It is not an unprimeable number, because it can be changed into a prime (749082247) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6992 + ... + 39332.

Almost surely, 2^749082242 is an apocalyptic number.

749082242 is a deficient number, since it is larger than the sum of its proper divisors (408631990).

749082242 is a wasteful number, since it uses less digits than its factorization.

749082242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32693.

The product of its (nonzero) digits is 64512, while the sum is 38.

The square root of 749082242 is about 27369.3668542040. The cubic root of 749082242 is about 908.1895502701.

The spelling of 749082242 in words is "seven hundred forty-nine million, eighty-two thousand, two hundred forty-two".