739198673 has 4 divisors (see below), whose sum is σ = 739842048. Its totient is φ = 738555300.

The previous prime is 739198639. The next prime is 739198703. The reversal of 739198673 is 376891937.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 376891937 = 2621 ⋅143797.

It is a cyclic number.

It is not a de Polignac number, because 739198673 - 2⁶ = 739198609 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (739198373) 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, 319961 + ... + 322262.

It is an arithmetic number, because the mean of its divisors is an integer number (184960512).

Almost surely, 2^739198673 is an apocalyptic number.

It is an amenable number.

739198673 is a deficient number, since it is larger than the sum of its proper divisors (643375).

739198673 is a wasteful number, since it uses less digits than its factorization.

739198673 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 643374.

The product of its digits is 1714608, while the sum is 53.

The square root of 739198673 is about 27188.2083447954. The cubic root of 739198673 is about 904.1775636177.

The spelling of 739198673 in words is "seven hundred thirty-nine million, one hundred ninety-eight thousand, six hundred seventy-three".