36491742 has 64 divisors (see below), whose sum is σ = 97574400. Its totient is φ = 9875520.

The previous prime is 36491729. The next prime is 36491797. The reversal of 36491742 is 24719463.

36491742 is a `hidden beast` number, since 3 + 649 + 1 + 7 + 4 + 2 = 666.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 36491697 and 36491706.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4642 + ... + 9722.

It is an arithmetic number, because the mean of its divisors is an integer number (1524600).

Almost surely, 2^36491742 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 36491742, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (48787200).

36491742 is an abundant number, since it is smaller than the sum of its proper divisors (61082658).

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

36491742 is a wasteful number, since it uses less digits than its factorization.

36491742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5118 (or 5112 counting only the distinct ones).

The product of its digits is 36288, while the sum is 36.

The square root of 36491742 is about 6040.8395111938. The cubic root of 36491742 is about 331.6893535430.

The spelling of 36491742 in words is "thirty-six million, four hundred ninety-one thousand, seven hundred forty-two".