728498014 has 4 divisors (see below), whose sum is σ = 1092747024. Its totient is φ = 364249006.

The previous prime is 728498011. The next prime is 728498041. The reversal of 728498014 is 410894827.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 410894827 = 7 ⋅58699261.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (728498011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 182124502 + ... + 182124505.

It is an arithmetic number, because the mean of its divisors is an integer number (273186756).

Almost surely, 2^728498014 is an apocalyptic number.

728498014 is a deficient number, since it is larger than the sum of its proper divisors (364249010).

728498014 is a wasteful number, since it uses less digits than its factorization.

728498014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 364249009.

The product of its (nonzero) digits is 129024, while the sum is 43.

The square root of 728498014 is about 26990.7023621098. The cubic root of 728498014 is about 899.7933739647.

The spelling of 728498014 in words is "seven hundred twenty-eight million, four hundred ninety-eight thousand, fourteen".