253341442 has 16 divisors (see below), whose sum is σ = 391499712. Its totient is φ = 122862960.

The previous prime is 253341433. The next prime is 253341461. The reversal of 253341442 is 244143352.

It is a happy number.

253341442 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 253341442.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19323 + ... + 29665.

It is an arithmetic number, because the mean of its divisors is an integer number (24468732).

Almost surely, 2^253341442 is an apocalyptic number.

253341442 is a deficient number, since it is larger than the sum of its proper divisors (138158270).

253341442 is a wasteful number, since it uses less digits than its factorization.

253341442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10713.

The product of its digits is 11520, while the sum is 28.

The square root of 253341442 is about 15916.7032390505. The cubic root of 253341442 is about 632.7547481070.

Adding to 253341442 its reverse (244143352), we get a palindrome (497484794).

The spelling of 253341442 in words is "two hundred fifty-three million, three hundred forty-one thousand, four hundred forty-two".