40782192 has 40 divisors (see below), whose sum is σ = 114933120. Its totient is φ = 12358080.

The previous prime is 40782191. The next prime is 40782199. The reversal of 40782192 is 29128704.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40782191) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38092 + ... + 39147.

It is an arithmetic number, because the mean of its divisors is an integer number (2873328).

Almost surely, 2^40782192 is an apocalyptic number.

It is an amenable number.

40782192 is an abundant number, since it is smaller than the sum of its proper divisors (74150928).

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

40782192 is a wasteful number, since it uses less digits than its factorization.

40782192 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77261 (or 77255 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 33.

The square root of 40782192 is about 6386.0936416561. The cubic root of 40782192 is about 344.2100303834.

The spelling of 40782192 in words is "forty million, seven hundred eighty-two thousand, one hundred ninety-two".