49105438 has 8 divisors (see below), whose sum is σ = 75649032. Its totient is φ = 23889096.

The previous prime is 49105417. The next prime is 49105447. The reversal of 49105438 is 83450194.

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

It is a super-2 number, since 2×49105438² = 4822688082343688, 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, 331720 + ... + 331867.

It is an arithmetic number, because the mean of its divisors is an integer number (9456129).

Almost surely, 2^49105438 is an apocalyptic number.

49105438 is a deficient number, since it is larger than the sum of its proper divisors (26543594).

49105438 is a wasteful number, since it uses less digits than its factorization.

49105438 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 663626.

The product of its (nonzero) digits is 17280, while the sum is 34.

The square root of 49105438 is about 7007.5272386199. The cubic root of 49105438 is about 366.1928522699.

The spelling of 49105438 in words is "forty-nine million, one hundred five thousand, four hundred thirty-eight".