49440787 has 8 divisors (see below), whose sum is σ = 53987760. Its totient is φ = 44902560.

The previous prime is 49440767. The next prime is 49440799. The reversal of 49440787 is 78704494.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 49440787 - 2⁷ = 49440659 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (49440767) 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, 17013 + ... + 19705.

It is an arithmetic number, because the mean of its divisors is an integer number (6748470).

Almost surely, 2^49440787 is an apocalyptic number.

49440787 is a deficient number, since it is larger than the sum of its proper divisors (4546973).

49440787 is a wasteful number, since it uses less digits than its factorization.

49440787 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4373.

The product of its (nonzero) digits is 225792, while the sum is 43.

The square root of 49440787 is about 7031.4142958583. The cubic root of 49440787 is about 367.0245586399.

It can be divided in two parts, 494407 and 87, that added together give a palindrome (494494).

The spelling of 49440787 in words is "forty-nine million, four hundred forty thousand, seven hundred eighty-seven".