5402890 has 16 divisors (see below), whose sum is σ = 9756360. Its totient is φ = 2154240.

The previous prime is 5402879. The next prime is 5402909. The reversal of 5402890 is 982045.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 5396329 + 6561 = 2323^2 + 81^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3430 + ... + 4750.

Almost surely, 2^5402890 is an apocalyptic number.

5402890 is a deficient number, since it is larger than the sum of its proper divisors (4353470).

5402890 is a wasteful number, since it uses less digits than its factorization.

5402890 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1737.

The product of its (nonzero) digits is 2880, while the sum is 28.

The square root of 5402890 is about 2324.4117535411. The cubic root of 5402890 is about 175.4723565305.

The spelling of 5402890 in words is "five million, four hundred two thousand, eight hundred ninety".