739987147 has 4 divisors (see below), whose sum is σ = 758035656. Its totient is φ = 721938640.

The previous prime is 739987141. The next prime is 739987151. The reversal of 739987147 is 741789937.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 739987147 - 2¹⁹ = 739462859 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (739987141) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9024193 + ... + 9024274.

It is an arithmetic number, because the mean of its divisors is an integer number (189508914).

Almost surely, 2^739987147 is an apocalyptic number.

739987147 is a deficient number, since it is larger than the sum of its proper divisors (18048509).

739987147 is a wasteful number, since it uses less digits than its factorization.

739987147 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18048508.

The product of its digits is 2667168, while the sum is 55.

The square root of 739987147 is about 27202.7047736066. The cubic root of 739987147 is about 904.4989328675.

The spelling of 739987147 in words is "seven hundred thirty-nine million, nine hundred eighty-seven thousand, one hundred forty-seven".