739671442 has 4 divisors (see below), whose sum is σ = 1109507166. Its totient is φ = 369835720.

The previous prime is 739671437. The next prime is 739671469. The reversal of 739671442 is 244176937.

739671442 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 244176937 = 4327 ⋅56431.

It can be written as a sum of positive squares in only one way, i.e., 441798361 + 297873081 = 21019^2 + 17259^2 .

It is a super-2 number, since 2×739671442² = 1094227684220718728, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 184917859 + ... + 184917862.

Almost surely, 2^739671442 is an apocalyptic number.

739671442 is a deficient number, since it is larger than the sum of its proper divisors (369835724).

739671442 is a wasteful number, since it uses less digits than its factorization.

739671442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 369835723.

The product of its digits is 254016, while the sum is 43.

The square root of 739671442 is about 27196.9013308502. The cubic root of 739671442 is about 904.3702840319.

The spelling of 739671442 in words is "seven hundred thirty-nine million, six hundred seventy-one thousand, four hundred forty-two".