4542998 has 4 divisors (see below), whose sum is σ = 6814500. Its totient is φ = 2271498.

The previous prime is 4542991. The next prime is 4543003. The reversal of 4542998 is 8992454.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 8992454 = 2 ⋅4496227.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4542991) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1135748 + ... + 1135751.

It is an arithmetic number, because the mean of its divisors is an integer number (1703625).

Almost surely, 2^4542998 is an apocalyptic number.

4542998 is a deficient number, since it is larger than the sum of its proper divisors (2271502).

4542998 is a wasteful number, since it uses less digits than its factorization.

4542998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2271501.

The product of its digits is 103680, while the sum is 41.

The square root of 4542998 is about 2131.4309747210. The cubic root of 4542998 is about 165.6205344945.

The spelling of 4542998 in words is "four million, five hundred forty-two thousand, nine hundred ninety-eight".