5149746 has 48 divisors (see below), whose sum is σ = 13313664. Its totient is φ = 1406592.

The previous prime is 5149721. The next prime is 5149747. The reversal of 5149746 is 6479415.

It is a self number, because there is not a number n which added to its sum of digits gives 5149746.

It is not an unprimeable number, because it can be changed into a prime (5149747) 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, 2010 + ... + 3786.

It is an arithmetic number, because the mean of its divisors is an integer number (277368).

Almost surely, 2^5149746 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5149746, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6656832).

5149746 is an abundant number, since it is smaller than the sum of its proper divisors (8163918).

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

5149746 is a wasteful number, since it uses less digits than its factorization.

5149746 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1815 (or 1812 counting only the distinct ones).

The product of its digits is 30240, while the sum is 36.

The square root of 5149746 is about 2269.3051800055. The cubic root of 5149746 is about 172.6879111685.

The spelling of 5149746 in words is "five million, one hundred forty-nine thousand, seven hundred forty-six".