4542098 has 18 divisors (see below), whose sum is σ = 7543893. Its totient is φ = 2049520.

The previous prime is 4542061. The next prime is 4542107. The reversal of 4542098 is 8902454.

It can be written as a sum of positive squares in 2 ways, for example, as 4507129 + 34969 = 2123^2 + 187^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=1507.

It is an Ulam number.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 33086 + ... + 33222.

Almost surely, 2^4542098 is an apocalyptic number.

4542098 is a deficient number, since it is larger than the sum of its proper divisors (3001795).

4542098 is a wasteful number, since it uses less digits than its factorization.

4542098 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 298 (or 150 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 32.

The square root of 4542098 is about 2131.2198384963. The cubic root of 4542098 is about 165.6095969062.

Multiplying 4542098 by its sum of digits (32), we get a square (145347136 = 12056²).

It can be divided in two parts, 454 and 2098, that added together give a palindrome (2552).

The spelling of 4542098 in words is "four million, five hundred forty-two thousand, ninety-eight".