49940973 has 6 divisors (see below), whose sum is σ = 72136974. Its totient is φ = 33293976.

The previous prime is 49940953. The next prime is 49940983. The reversal of 49940973 is 37904994.

It can be written as a sum of positive squares in only one way, i.e., 47858724 + 2082249 = 6918^2 + 1443^2 .

It is not a de Polignac number, because 49940973 - 2⁶ = 49940909 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49940953) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2774490 + ... + 2774507.

It is an arithmetic number, because the mean of its divisors is an integer number (12022829).

Almost surely, 2^49940973 is an apocalyptic number.

It is an amenable number.

49940973 is a deficient number, since it is larger than the sum of its proper divisors (22196001).

49940973 is a wasteful number, since it uses less digits than its factorization.

49940973 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5549003 (or 5549000 counting only the distinct ones).

The product of its (nonzero) digits is 244944, while the sum is 45.

The square root of 49940973 is about 7066.8927400945. The cubic root of 49940973 is about 368.2581212268.

The spelling of 49940973 in words is "forty-nine million, nine hundred forty thousand, nine hundred seventy-three".