49423686 has 32 divisors (see below), whose sum is σ = 106874880. Its totient is φ = 15146784.

The previous prime is 49423667. The next prime is 49423687. The reversal of 49423686 is 68632494.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49423687) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20955 + ... + 23193.

It is an arithmetic number, because the mean of its divisors is an integer number (3339840).

Almost surely, 2^49423686 is an apocalyptic number.

49423686 is an abundant number, since it is smaller than the sum of its proper divisors (57451194).

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

49423686 is a wasteful number, since it uses less digits than its factorization.

49423686 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2540.

The product of its digits is 248832, while the sum is 42.

The square root of 49423686 is about 7030.1981479899. The cubic root of 49423686 is about 366.9822372345.

The spelling of 49423686 in words is "forty-nine million, four hundred twenty-three thousand, six hundred eighty-six".