5407638 has 8 divisors (see below), whose sum is σ = 10815288. Its totient is φ = 1802544.

The previous prime is 5407631. The next prime is 5407639. The reversal of 5407638 is 8367045.

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

5407638 is an admirable number.

It is a super-3 number, since 3×5407638³ (a number of 21 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 5407599 and 5407608.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5407631) 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, 450631 + ... + 450642.

It is an arithmetic number, because the mean of its divisors is an integer number (1351911).

Almost surely, 2^5407638 is an apocalyptic number.

5407638 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.

5407638 is a wasteful number, since it uses less digits than its factorization.

5407638 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 901278.

The product of its (nonzero) digits is 20160, while the sum is 33.

The square root of 5407638 is about 2325.4328629311. The cubic root of 5407638 is about 175.5237425367.

The spelling of 5407638 in words is "five million, four hundred seven thousand, six hundred thirty-eight".