5451738 has 8 divisors (see below), whose sum is σ = 10903488. Its totient is φ = 1817244.

The previous prime is 5451737. The next prime is 5451751. The reversal of 5451738 is 8371545.

It is a sphenic number, since it is the product of 3 distinct primes.

5451738 is an admirable number.

It is a super-3 number, since 3×5451738³ (a number of 21 digits) contains 333 as substring.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 5451699 and 5451708.

It is not an unprimeable number, because it can be changed into a prime (5451731) 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, 454306 + ... + 454317.

It is an arithmetic number, because the mean of its divisors is an integer number (1362936).

Almost surely, 2^5451738 is an apocalyptic number.

5451738 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

5451738 is a wasteful number, since it uses less digits than its factorization.

5451738 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 908628.

The product of its digits is 16800, while the sum is 33.

The square root of 5451738 is about 2334.8957150160. The cubic root of 5451738 is about 175.9995910803. Note that the first 3 decimals are identical.

The spelling of 5451738 in words is "five million, four hundred fifty-one thousand, seven hundred thirty-eight".