134442250 has 16 divisors (see below), whose sum is σ = 251676360. Its totient is φ = 53776800.

The previous prime is 134442247. The next prime is 134442251. The reversal of 134442250 is 52244431.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 4915089 + 129527161 = 2217^2 + 11381^2 .

It is a Harshad number since it is a multiple of its sum of digits (25).

It is not an unprimeable number, because it can be changed into a prime (134442251) 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, 268635 + ... + 269134.

Almost surely, 2^134442250 is an apocalyptic number.

134442250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

134442250 is a deficient number, since it is larger than the sum of its proper divisors (117234110).

134442250 is an equidigital number, since it uses as much as digits as its factorization.

134442250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 537786 (or 537776 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 25.

The square root of 134442250 is about 11594.9234581346. The cubic root of 134442250 is about 512.2853354407.

Adding to 134442250 its reverse (52244431), we get a palindrome (186686681).

The spelling of 134442250 in words is "one hundred thirty-four million, four hundred forty-two thousand, two hundred fifty".