53477029 has 8 divisors (see below), whose sum is σ = 53970840. Its totient is φ = 52985856.

The previous prime is 53477027. The next prime is 53477041. The reversal of 53477029 is 92077435.

It can be written as a sum of positive squares in 4 ways, for example, as 17656804 + 35820225 = 4202^2 + 5985^2 .

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 53477029 - 2¹ = 53477027 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53477027) 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, 69157 + ... + 69925.

It is an arithmetic number, because the mean of its divisors is an integer number (6746355).

Almost surely, 2^53477029 is an apocalyptic number.

It is an amenable number.

53477029 is a deficient number, since it is larger than the sum of its proper divisors (493811).

53477029 is a wasteful number, since it uses less digits than its factorization.

53477029 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1319.

The product of its (nonzero) digits is 52920, while the sum is 37.

The square root of 53477029 is about 7312.7989853407. The cubic root of 53477029 is about 376.7521653966.

The spelling of 53477029 in words is "fifty-three million, four hundred seventy-seven thousand, twenty-nine".