40342050 has 120 divisors (see below), whose sum is σ = 128194176. Its totient is φ = 9214560.

The previous prime is 40342039. The next prime is 40342079. The reversal of 40342050 is 5024304.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 27639 + ... + 29061.

Almost surely, 2^40342050 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40342050, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (64097088).

40342050 is an abundant number, since it is smaller than the sum of its proper divisors (87852126).

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

40342050 is a wasteful number, since it uses less digits than its factorization.

40342050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1454 (or 1440 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 18.

The square root of 40342050 is about 6351.5391835365. The cubic root of 40342050 is about 342.9672525805.

Adding to 40342050 its reverse (5024304), we get a palindrome (45366354).

It can be divided in two parts, 4034 and 2050, that added together give a square (6084 = 78²).

The spelling of 40342050 in words is "forty million, three hundred forty-two thousand, fifty".