49229638 has 16 divisors (see below), whose sum is σ = 75057840. Its totient is φ = 24213376.

The previous prime is 49229597. The next prime is 49229639. The reversal of 49229638 is 83692294.

It is a super-2 number, since 2×49229638² = 4847114515222088, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 49229594 and 49229603.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49229639) 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, 40881 + ... + 42067.

It is an arithmetic number, because the mean of its divisors is an integer number (4691115).

Almost surely, 2^49229638 is an apocalyptic number.

49229638 is a deficient number, since it is larger than the sum of its proper divisors (25828202).

49229638 is a wasteful number, since it uses less digits than its factorization.

49229638 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1511.

The product of its digits is 186624, while the sum is 43.

The square root of 49229638 is about 7016.3835413979. The cubic root of 49229638 is about 366.5013236156.

The spelling of 49229638 in words is "forty-nine million, two hundred twenty-nine thousand, six hundred thirty-eight".