5402142 has 12 divisors (see below), whose sum is σ = 11704680. Its totient is φ = 1800708.

The previous prime is 5402129. The next prime is 5402147. The reversal of 5402142 is 2412045.

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 300119 = 5402142 / (5 + 4 + 0 + 2 + 1 + 4 + 2).

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 polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 150042 + ... + 150077.

It is an arithmetic number, because the mean of its divisors is an integer number (975390).

Almost surely, 2^5402142 is an apocalyptic number.

5402142 is an abundant number, since it is smaller than the sum of its proper divisors (6302538).

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

5402142 is a wasteful number, since it uses less digits than its factorization.

5402142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 300127 (or 300124 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 18.

The square root of 5402142 is about 2324.2508470473. The cubic root of 5402142 is about 175.4642584337.

Adding to 5402142 its reverse (2412045), we get a palindrome (7814187).

The spelling of 5402142 in words is "five million, four hundred two thousand, one hundred forty-two".