4951836 has 36 divisors (see below), whose sum is σ = 12710152. Its totient is φ = 1625184.

The previous prime is 4951829. The next prime is 4951861. The reversal of 4951836 is 6381594.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an Ulam number.

It is a self number, because there is not a number n which added to its sum of digits gives 4951836.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1386 + ... + 3438.

Almost surely, 2^4951836 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4951836, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6355076).

4951836 is an abundant number, since it is smaller than the sum of its proper divisors (7758316).

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

4951836 is a wasteful number, since it uses less digits than its factorization.

4951836 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2130 (or 2125 counting only the distinct ones).

The product of its digits is 25920, while the sum is 36.

The square root of 4951836 is about 2225.2721181914. The cubic root of 4951836 is about 170.4467602941.

The spelling of 4951836 in words is "four million, nine hundred fifty-one thousand, eight hundred thirty-six".