4139098 has 4 divisors (see below), whose sum is σ = 6208650. Its totient is φ = 2069548.

The previous prime is 4139063. The next prime is 4139101. The reversal of 4139098 is 8909314.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 8909314 = 2 ⋅4454657.

It can be written as a sum of positive squares in only one way, i.e., 2518569 + 1620529 = 1587^2 + 1273^2 .

It is an Ulam number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1034773 + ... + 1034776.

Almost surely, 2^4139098 is an apocalyptic number.

4139098 is a deficient number, since it is larger than the sum of its proper divisors (2069552).

4139098 is a wasteful number, since it uses less digits than its factorization.

4139098 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2069551.

The product of its (nonzero) digits is 7776, while the sum is 34.

The square root of 4139098 is about 2034.4773284556. The cubic root of 4139098 is about 160.5592150885.

The spelling of 4139098 in words is "four million, one hundred thirty-nine thousand, ninety-eight".