5398281730 has 16 divisors (see below), whose sum is σ = 9721927800. Its totient is φ = 2158196992.

The previous prime is 5398281683. The next prime is 5398281761. The reversal of 5398281730 is 371828935.

It is a Cunningham number, because it is equal to 73473²+1.

It can be written as a sum of positive squares in 4 ways, for example, as 5398281729 + 1 = 73473^2 + 1^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 118999 + ... + 157978.

Almost surely, 2^5398281730 is an apocalyptic number.

5398281730 is a deficient number, since it is larger than the sum of its proper divisors (4323646070).

5398281730 is a wasteful number, since it uses less digits than its factorization.

5398281730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 278933.

The product of its (nonzero) digits is 362880, while the sum is 46.

The square root of 5398281730 is about 73473.0000068052. Note that the first 5 decimals coincide. The cubic root of 5398281730 is about 1754.2245397812.

The spelling of 5398281730 in words is "five billion, three hundred ninety-eight million, two hundred eighty-one thousand, seven hundred thirty".