45349898 has 16 divisors (see below), whose sum is σ = 74390400. Its totient is φ = 20563200.

The previous prime is 45349891. The next prime is 45349919. The reversal of 45349898 is 89894354.

It is a happy number.

It is a super-2 number, since 2×45349898² = 4113226497220808, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (45349891) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7583 + ... + 12173.

It is an arithmetic number, because the mean of its divisors is an integer number (4649400).

Almost surely, 2^45349898 is an apocalyptic number.

45349898 is a deficient number, since it is larger than the sum of its proper divisors (29040502).

45349898 is a wasteful number, since it uses less digits than its factorization.

45349898 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5053.

The product of its digits is 1244160, while the sum is 50.

The square root of 45349898 is about 6734.2332896923. The cubic root of 45349898 is about 356.6088401122.

It can be divided in two parts, 45 and 349898, that added together give a palindrome (349943).

The spelling of 45349898 in words is "forty-five million, three hundred forty-nine thousand, eight hundred ninety-eight".