5451398 has 4 divisors (see below), whose sum is σ = 8177100. Its totient is φ = 2725698.

The previous prime is 5451371. The next prime is 5451431. The reversal of 5451398 is 8931545.

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

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 as a sum of consecutive naturals, namely, 1362848 + ... + 1362851.

It is an arithmetic number, because the mean of its divisors is an integer number (2044275).

Almost surely, 2^5451398 is an apocalyptic number.

5451398 is a deficient number, since it is larger than the sum of its proper divisors (2725702).

5451398 is a wasteful number, since it uses less digits than its factorization.

5451398 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2725701.

The product of its digits is 21600, while the sum is 35.

The square root of 5451398 is about 2334.8229054898. The cubic root of 5451398 is about 175.9959322407.

The spelling of 5451398 in words is "five million, four hundred fifty-one thousand, three hundred ninety-eight".