49890674 has 4 divisors (see below), whose sum is σ = 74836014. Its totient is φ = 24945336.

The previous prime is 49890671. The next prime is 49890683. The reversal of 49890674 is 47609894.

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., 49773025 + 117649 = 7055^2 + 343^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (49890671) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12472667 + ... + 12472670.

Almost surely, 2^49890674 is an apocalyptic number.

49890674 is a deficient number, since it is larger than the sum of its proper divisors (24945340).

49890674 is a wasteful number, since it uses less digits than its factorization.

49890674 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24945339.

The product of its (nonzero) digits is 435456, while the sum is 47.

The square root of 49890674 is about 7063.3330659116. Note that the first 3 decimals coincide. The cubic root of 49890674 is about 368.1344469756.

The spelling of 49890674 in words is "forty-nine million, eight hundred ninety thousand, six hundred seventy-four".