49677705 has 128 divisors (see below), whose sum is σ = 113356800. Its totient is φ = 20295360.

The previous prime is 49677703. The next prime is 49677737. The reversal of 49677705 is 50777694.

It is not a de Polignac number, because 49677705 - 2¹ = 49677703 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (49677703) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 841966 + ... + 842024.

It is an arithmetic number, because the mean of its divisors is an integer number (885600).

Almost surely, 2^49677705 is an apocalyptic number.

49677705 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

49677705 is an abundant number, since it is smaller than the sum of its proper divisors (63679095).

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

49677705 is an equidigital number, since it uses as much as digits as its factorization.

49677705 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103 (or 85 counting only the distinct ones).

The product of its (nonzero) digits is 370440, while the sum is 45.

The square root of 49677705 is about 7048.2412699907. The cubic root of 49677705 is about 367.6098796800.

The spelling of 49677705 in words is "forty-nine million, six hundred seventy-seven thousand, seven hundred five".