49232921 has 2 divisors, whose sum is σ = 49232922. Its totient is φ = 49232920.

The previous prime is 49232881. The next prime is 49232951. The reversal of 49232921 is 12923294.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 25603600 + 23629321 = 5060^2 + 4861^2 .

It is a cyclic number.

It is not a de Polignac number, because 49232921 - 2¹⁸ = 48970777 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is not a weakly prime, because it can be changed into another prime (49232951) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24616460 + 24616461.

It is an arithmetic number, because the mean of its divisors is an integer number (24616461).

Almost surely, 2^49232921 is an apocalyptic number.

It is an amenable number.

49232921 is a deficient number, since it is larger than the sum of its proper divisors (1).

49232921 is an equidigital number, since it uses as much as digits as its factorization.

49232921 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7776, while the sum is 32.

The square root of 49232921 is about 7016.6174899306. The cubic root of 49232921 is about 366.5094704498.

The spelling of 49232921 in words is "forty-nine million, two hundred thirty-two thousand, nine hundred twenty-one".