49969616 has 20 divisors (see below), whose sum is σ = 101026272. Its totient is φ = 23898336.

The previous prime is 49969603. The next prime is 49969643. The reversal of 49969616 is 61696994.

49969616 = T₂₀₇₃ + T₂₀₇₄ + ... + T₂₀₉₅.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 67526 + ... + 68261.

Almost surely, 2^49969616 is an apocalyptic number.

49969616 is a gapful number since it is divisible by the number (46) formed by its first and last digit.

It is an amenable number.

49969616 is an abundant number, since it is smaller than the sum of its proper divisors (51056656).

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

49969616 is a wasteful number, since it uses less digits than its factorization.

49969616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135818 (or 135812 counting only the distinct ones).

The product of its digits is 629856, while the sum is 50.

The square root of 49969616 is about 7068.9190121263. The cubic root of 49969616 is about 368.3285110011.

The spelling of 49969616 in words is "forty-nine million, nine hundred sixty-nine thousand, six hundred sixteen".