49226639 has 8 divisors (see below), whose sum is σ = 61373568. Its totient is φ = 38358360.

The previous prime is 49226633. The next prime is 49226657. The reversal of 49226639 is 93662294.

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

It is a cyclic number.

It is not a de Polignac number, because 49226639 - 2²⁰ = 48178063 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 49226596 and 49226605.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49226633) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 319577 + ... + 319730.

It is an arithmetic number, because the mean of its divisors is an integer number (7671696).

Almost surely, 2^49226639 is an apocalyptic number.

49226639 is a deficient number, since it is larger than the sum of its proper divisors (12146929).

49226639 is a wasteful number, since it uses less digits than its factorization.

49226639 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 639325.

The product of its digits is 139968, while the sum is 41.

The square root of 49226639 is about 7016.1698240564. The cubic root of 49226639 is about 366.4938812168.

The spelling of 49226639 in words is "forty-nine million, two hundred twenty-six thousand, six hundred thirty-nine".