49900078 has 16 divisors (see below), whose sum is σ = 76529664. Its totient is φ = 24396120.

The previous prime is 49900073. The next prime is 49900141. The reversal of 49900078 is 87000994.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49900073) 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, 16651 + ... + 19417.

It is an arithmetic number, because the mean of its divisors is an integer number (4783104).

Almost surely, 2^49900078 is an apocalyptic number.

49900078 is a deficient number, since it is larger than the sum of its proper divisors (26629586).

49900078 is a wasteful number, since it uses less digits than its factorization.

49900078 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2967.

The product of its (nonzero) digits is 18144, while the sum is 37.

The square root of 49900078 is about 7063.9987259342. The cubic root of 49900078 is about 368.1575756726.

The spelling of 49900078 in words is "forty-nine million, nine hundred thousand, seventy-eight".