49378433 has 8 divisors (see below), whose sum is σ = 53242728. Its totient is φ = 45523584.

The previous prime is 49378423. The next prime is 49378453. The reversal of 49378433 is 33487394.

It can be written as a sum of positive squares in 4 ways, for example, as 18386944 + 30991489 = 4288^2 + 5567^2 .

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 49378433 - 2¹² = 49374337 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (49378423) 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, 11591 + ... + 15267.

It is an arithmetic number, because the mean of its divisors is an integer number (6655341).

Almost surely, 2^49378433 is an apocalyptic number.

It is an amenable number.

49378433 is a deficient number, since it is larger than the sum of its proper divisors (3864295).

49378433 is a wasteful number, since it uses less digits than its factorization.

49378433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4723.

The product of its digits is 217728, while the sum is 41.

The square root of 49378433 is about 7026.9789383490. The cubic root of 49378433 is about 366.8701983880.

The spelling of 49378433 in words is "forty-nine million, three hundred seventy-eight thousand, four hundred thirty-three".