5151636 has 36 divisors (see below), whose sum is σ = 14883232. Its totient is φ = 1471824.

The previous prime is 5151617. The next prime is 5151637. The reversal of 5151636 is 6361515.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5151637) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9970 + ... + 10473.

Almost surely, 2^5151636 is an apocalyptic number.

It is an amenable number.

5151636 is an abundant number, since it is smaller than the sum of its proper divisors (9731596).

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

5151636 is a wasteful number, since it uses less digits than its factorization.

5151636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20460 (or 20455 counting only the distinct ones).

The product of its digits is 2700, while the sum is 27.

The square root of 5151636 is about 2269.7215688273. The cubic root of 5151636 is about 172.7090345555.

The spelling of 5151636 in words is "five million, one hundred fifty-one thousand, six hundred thirty-six".