53329149 has 6 divisors (see below), whose sum is σ = 77031006. Its totient is φ = 35552760.

The previous prime is 53329147. The next prime is 53329229. The reversal of 53329149 is 94192335.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 46826649 + 6502500 = 6843^2 + 2550^2 .

It is not a de Polignac number, because 53329149 - 2¹ = 53329147 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53329141) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2962722 + ... + 2962739.

It is an arithmetic number, because the mean of its divisors is an integer number (12838501).

Almost surely, 2^53329149 is an apocalyptic number.

It is an amenable number.

53329149 is a deficient number, since it is larger than the sum of its proper divisors (23701857).

53329149 is a wasteful number, since it uses less digits than its factorization.

53329149 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5925467 (or 5925464 counting only the distinct ones).

The product of its digits is 29160, while the sum is 36.

The square root of 53329149 is about 7302.6809460636. The cubic root of 53329149 is about 376.4045672739.

The spelling of 53329149 in words is "fifty-three million, three hundred twenty-nine thousand, one hundred forty-nine".