5402140 has 24 divisors (see below), whose sum is σ = 11399472. Its totient is φ = 2150400.

The previous prime is 5402129. The next prime is 5402147. The reversal of 5402140 is 412045.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5402147) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 4615 + ... + 5665.

It is an arithmetic number, because the mean of its divisors is an integer number (474978).

Almost surely, 2^5402140 is an apocalyptic number.

It is an amenable number.

5402140 is an abundant number, since it is smaller than the sum of its proper divisors (5997332).

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

5402140 is a wasteful number, since it uses less digits than its factorization.

5402140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1317 (or 1315 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 16.

The square root of 5402140 is about 2324.2504168011. The cubic root of 5402140 is about 175.4642367800.

Adding to 5402140 its reverse (412045), we get a palindrome (5814185).

The spelling of 5402140 in words is "five million, four hundred two thousand, one hundred forty".