53069290 has 8 divisors (see below), whose sum is σ = 95524740. Its totient is φ = 21227712.

The previous prime is 53069231. The next prime is 53069309. The reversal of 53069290 is 9296035.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 49463089 + 3606201 = 7033^2 + 1899^2 .

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

It is a super-2 number, since 2×53069290² = 5632699082208200, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2653455 + ... + 2653474.

Almost surely, 2^53069290 is an apocalyptic number.

53069290 is a deficient number, since it is larger than the sum of its proper divisors (42455450).

53069290 is a wasteful number, since it uses less digits than its factorization.

53069290 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5306936.

The product of its (nonzero) digits is 14580, while the sum is 34.

The square root of 53069290 is about 7284.8671916515. The cubic root of 53069290 is about 375.7921978742.

The spelling of 53069290 in words is "fifty-three million, sixty-nine thousand, two hundred ninety".