49438966 has 8 divisors (see below), whose sum is σ = 74991960. Its totient is φ = 24441648.

The previous prime is 49438957. The next prime is 49439051. The reversal of 49438966 is 66983494.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×49438966² = 4888422718298312, which contains 22 as substring.

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, 138696 + ... + 139051.

It is an arithmetic number, because the mean of its divisors is an integer number (9373995).

Almost surely, 2^49438966 is an apocalyptic number.

49438966 is a deficient number, since it is larger than the sum of its proper divisors (25552994).

49438966 is a wasteful number, since it uses less digits than its factorization.

49438966 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 277838.

The product of its digits is 1119744, while the sum is 49.

The square root of 49438966 is about 7031.2848043583. The cubic root of 49438966 is about 367.0200525093.

The spelling of 49438966 in words is "forty-nine million, four hundred thirty-eight thousand, nine hundred sixty-six".