49766040 has 48 divisors (see below), whose sum is σ = 161740800. Its totient is φ = 13270848.

The previous prime is 49766039. The next prime is 49766047. The reversal of 49766040 is 4066794.

49766040 is a `hidden beast` number, since 49 + 7 + 6 + 604 + 0 = 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 Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 49765986 and 49766004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49766047) 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, 68760 + ... + 69479.

It is an arithmetic number, because the mean of its divisors is an integer number (3369600).

Almost surely, 2^49766040 is an apocalyptic number.

49766040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

49766040 is an abundant number, since it is smaller than the sum of its proper divisors (111974760).

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

49766040 is a wasteful number, since it uses less digits than its factorization.

49766040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138256 (or 138249 counting only the distinct ones).

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

The square root of 49766040 is about 7054.5049436513. The cubic root of 49766040 is about 367.8276406146.

The spelling of 49766040 in words is "forty-nine million, seven hundred sixty-six thousand, forty".