5249478 has 48 divisors (see below), whose sum is σ = 11805696. Its totient is φ = 1553760.

The previous prime is 5249473. The next prime is 5249479. The reversal of 5249478 is 8749425.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5249473) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 31351 + ... + 31517.

It is an arithmetic number, because the mean of its divisors is an integer number (245952).

Almost surely, 2^5249478 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5249478, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5902848).

5249478 is an abundant number, since it is smaller than the sum of its proper divisors (6556218).

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

5249478 is a wasteful number, since it uses less digits than its factorization.

5249478 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 229 (or 216 counting only the distinct ones).

The product of its digits is 80640, while the sum is 39.

The square root of 5249478 is about 2291.1739349076. The cubic root of 5249478 is about 173.7955717807.

The spelling of 5249478 in words is "five million, two hundred forty-nine thousand, four hundred seventy-eight".