53533146 has 16 divisors (see below), whose sum is σ = 112701600. Its totient is φ = 16905168.

The previous prime is 53533133. The next prime is 53533147. The reversal of 53533146 is 64133535.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (53533147) 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, 234681 + ... + 234908.

It is an arithmetic number, because the mean of its divisors is an integer number (7043850).

Almost surely, 2^53533146 is an apocalyptic number.

53533146 is an abundant number, since it is smaller than the sum of its proper divisors (59168454).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

53533146 is a wasteful number, since it uses less digits than its factorization.

53533146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 469613.

The product of its digits is 16200, while the sum is 30.

The square root of 53533146 is about 7316.6348822392. The cubic root of 53533146 is about 376.8839030209.

The spelling of 53533146 in words is "fifty-three million, five hundred thirty-three thousand, one hundred forty-six".