53033004 has 36 divisors (see below), whose sum is σ = 135446584. Its totient is φ = 17494272.

The previous prime is 53033003. The next prime is 53033011. The reversal of 53033004 is 40033035.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (53033003) 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 11 ways as a sum of consecutive naturals, for example, 4102 + ... + 11085.

Almost surely, 2^53033004 is an apocalyptic number.

It is an amenable number.

53033004 is an abundant number, since it is smaller than the sum of its proper divisors (82413580).

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

53033004 is a wasteful number, since it uses less digits than its factorization.

53033004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15294 (or 15289 counting only the distinct ones).

The product of its (nonzero) digits is 540, while the sum is 18.

The square root of 53033004 is about 7282.3762605347. The cubic root of 53033004 is about 375.7065293408.

Adding to 53033004 its reverse (40033035), we get a palindrome (93066039).

The spelling of 53033004 in words is "fifty-three million, thirty-three thousand, four".