53292290 has 8 divisors (see below), whose sum is σ = 95926140. Its totient is φ = 21316912.

The previous prime is 53292289. The next prime is 53292293. The reversal of 53292290 is 9229235.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 52954729 + 337561 = 7277^2 + 581^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (53292293) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2664605 + ... + 2664624.

Almost surely, 2^53292290 is an apocalyptic number.

53292290 is a deficient number, since it is larger than the sum of its proper divisors (42633850).

53292290 is a wasteful number, since it uses less digits than its factorization.

53292290 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5329236.

The product of its (nonzero) digits is 9720, while the sum is 32.

The square root of 53292290 is about 7300.1568476301. The cubic root of 53292290 is about 376.3178286341.

The spelling of 53292290 in words is "fifty-three million, two hundred ninety-two thousand, two hundred ninety".