49999946 has 4 divisors (see below), whose sum is σ = 74999922. Its totient is φ = 24999972.

The previous prime is 49999921. The next prime is 49999991. The reversal of 49999946 is 64999994.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 37075921 + 12924025 = 6089^2 + 3595^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12499985 + ... + 12499988.

Almost surely, 2^49999946 is an apocalyptic number.

49999946 is a deficient number, since it is larger than the sum of its proper divisors (24999976).

49999946 is a wasteful number, since it uses less digits than its factorization.

49999946 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24999975.

The product of its digits is 5668704, while the sum is 59.

The square root of 49999946 is about 7071.0639934878. The cubic root of 49999946 is about 368.4030172389.

Adding to 49999946 its sum of digits (59), we get a palindrome (50000005).

The spelling of 49999946 in words is "forty-nine million, nine hundred ninety-nine thousand, nine hundred forty-six".