5402838 has 96 divisors (see below), whose sum is σ = 14183424. Its totient is φ = 1360128.

The previous prime is 5402819. The next prime is 5402843. The reversal of 5402838 is 8382045.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 114931 + ... + 114977.

It is an arithmetic number, because the mean of its divisors is an integer number (147744).

Almost surely, 2^5402838 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5402838, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7091712).

5402838 is an abundant number, since it is smaller than the sum of its proper divisors (8780586).

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

5402838 is a wasteful number, since it uses less digits than its factorization.

5402838 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106 (or 99 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 30.

The square root of 5402838 is about 2324.4005678884. The cubic root of 5402838 is about 175.4717935854.

The spelling of 5402838 in words is "five million, four hundred two thousand, eight hundred thirty-eight".