4098934538 has 4 divisors (see below), whose sum is σ = 6148401810. Its totient is φ = 2049467268.

The previous prime is 4098934517. The next prime is 4098934561. The reversal of 4098934538 is 8354398904.

It is a happy number.

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

It can be written as a sum of positive squares in only one way, i.e., 2937965209 + 1160969329 = 54203^2 + 34073^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 4098934538.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1024733633 + ... + 1024733636.

Almost surely, 2^4098934538 is an apocalyptic number.

4098934538 is a deficient number, since it is larger than the sum of its proper divisors (2049467272).

4098934538 is a wasteful number, since it uses less digits than its factorization.

4098934538 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2049467271.

The product of its (nonzero) digits is 3732480, while the sum is 53.

The square root of 4098934538 is about 64022.9219733058. The cubic root of 4098934538 is about 1600.3820100875.

The spelling of 4098934538 in words is "four billion, ninety-eight million, nine hundred thirty-four thousand, five hundred thirty-eight".