5402399 has 4 divisors (see below), whose sum is σ = 5432760. Its totient is φ = 5372040.

The previous prime is 5402393. The next prime is 5402429. The reversal of 5402399 is 9932045.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 5402399 - 2¹² = 5398303 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5402393) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14912 + ... + 15269.

It is an arithmetic number, because the mean of its divisors is an integer number (1358190).

Almost surely, 2^5402399 is an apocalyptic number.

5402399 is a deficient number, since it is larger than the sum of its proper divisors (30361).

5402399 is a wasteful number, since it uses less digits than its factorization.

5402399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30360.

The product of its (nonzero) digits is 9720, while the sum is 32.

The square root of 5402399 is about 2324.3061330212. The cubic root of 5402399 is about 175.4670408855.

The spelling of 5402399 in words is "five million, four hundred two thousand, three hundred ninety-nine".