4065598 has 4 divisors (see below), whose sum is σ = 6098400. Its totient is φ = 2032798.

The previous prime is 4065587. The next prime is 4065599. The reversal of 4065598 is 8955604.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4065599) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1016398 + ... + 1016401.

It is an arithmetic number, because the mean of its divisors is an integer number (1524600).

Almost surely, 2^4065598 is an apocalyptic number.

4065598 is a deficient number, since it is larger than the sum of its proper divisors (2032802).

4065598 is a wasteful number, since it uses less digits than its factorization.

4065598 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2032801.

The product of its (nonzero) digits is 43200, while the sum is 37.

The square root of 4065598 is about 2016.3328098308. The cubic root of 4065598 is about 159.6031571623.

The spelling of 4065598 in words is "four million, sixty-five thousand, five hundred ninety-eight".