49088638 has 4 divisors (see below), whose sum is σ = 73632960. Its totient is φ = 24544318.

The previous prime is 49088629. The next prime is 49088651. The reversal of 49088638 is 83688094.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12272158 + ... + 12272161.

It is an arithmetic number, because the mean of its divisors is an integer number (18408240).

Almost surely, 2^49088638 is an apocalyptic number.

49088638 is a deficient number, since it is larger than the sum of its proper divisors (24544322).

49088638 is a wasteful number, since it uses less digits than its factorization.

49088638 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24544321.

The product of its (nonzero) digits is 331776, while the sum is 46.

The square root of 49088638 is about 7006.3284250740. The cubic root of 49088638 is about 366.1510867555.

The spelling of 49088638 in words is "forty-nine million, eighty-eight thousand, six hundred thirty-eight".