5537898 has 36 divisors (see below), whose sum is σ = 12534210. Its totient is φ = 1765008.

The previous prime is 5537897. The next prime is 5537941. The reversal of 5537898 is 8987355.

5537898 is a `hidden beast` number, since 553 + 7 + 8 + 98 = 666.

5537898 is nontrivially palindromic in base 8.

It can be written as a sum of positive squares in only one way, i.e., 4678569 + 859329 = 2163^2 + 927^2 .

It is not an unprimeable number, because it can be changed into a prime (5537891) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 53715 + ... + 53817.

Almost surely, 2^5537898 is an apocalyptic number.

5537898 is a gapful number since it is divisible by the number (58) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 5537898, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6267105).

5537898 is an abundant number, since it is smaller than the sum of its proper divisors (6996312).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5537898 is a wasteful number, since it uses less digits than its factorization.

5537898 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 243 (or 137 counting only the distinct ones).

The product of its digits is 302400, while the sum is 45.

The square root of 5537898 is about 2353.2738897119. The cubic root of 5537898 is about 176.9219228561.

The spelling of 5537898 in words is "five million, five hundred thirty-seven thousand, eight hundred ninety-eight".