253534554 has 96 divisors (see below), whose sum is σ = 698041344. Its totient is φ = 64696320.

The previous prime is 253534553. The next prime is 253534577. The reversal of 253534554 is 455435352.

253534554 is a `hidden beast` number, since 2 + 53 + 53 + 4 + 554 = 666.

253534554 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (253534553) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 48282 + ... + 53274.

It is an arithmetic number, because the mean of its divisors is an integer number (7271264).

Almost surely, 2^253534554 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 253534554, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (349020672).

253534554 is an abundant number, since it is smaller than the sum of its proper divisors (444506790).

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

253534554 is a wasteful number, since it uses less digits than its factorization.

253534554 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5052 (or 5049 counting only the distinct ones).

The product of its digits is 180000, while the sum is 36.

The square root of 253534554 is about 15922.7684150715. The cubic root of 253534554 is about 632.9154817788.

The spelling of 253534554 in words is "two hundred fifty-three million, five hundred thirty-four thousand, five hundred fifty-four".