49184869 has 4 divisors (see below), whose sum is σ = 49662496. Its totient is φ = 48707244.

The previous prime is 49184857. The next prime is 49184873. The reversal of 49184869 is 96848194.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 49184869 - 2¹⁵ = 49152101 is a prime.

It is a super-2 number, since 2×49184869² = 4838302677094322, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49184809) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 238659 + ... + 238864.

It is an arithmetic number, because the mean of its divisors is an integer number (12415624).

Almost surely, 2^49184869 is an apocalyptic number.

It is an amenable number.

49184869 is a deficient number, since it is larger than the sum of its proper divisors (477627).

49184869 is a wasteful number, since it uses less digits than its factorization.

49184869 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 477626.

The product of its digits is 497664, while the sum is 49.

The square root of 49184869 is about 7013.1924970016. The cubic root of 49184869 is about 366.3901922276.

The spelling of 49184869 in words is "forty-nine million, one hundred eighty-four thousand, eight hundred sixty-nine".