134142250 has 32 divisors (see below), whose sum is σ = 273948480. Its totient is φ = 48778000.

The previous prime is 134142247. The next prime is 134142259. The reversal of 134142250 is 52241431.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is not an unprimeable number, because it can be changed into a prime (134142259) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21640 + ... + 27139.

It is an arithmetic number, because the mean of its divisors is an integer number (8560890).

Almost surely, 2^134142250 is an apocalyptic number.

134142250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

134142250 is an abundant number, since it is smaller than the sum of its proper divisors (139806230).

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

134142250 is a wasteful number, since it uses less digits than its factorization.

134142250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48807 (or 48797 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 134142250 is about 11581.9795371948. The cubic root of 134142250 is about 511.9040067636.

Adding to 134142250 its reverse (52241431), we get a palindrome (186383681).

The spelling of 134142250 in words is "one hundred thirty-four million, one hundred forty-two thousand, two hundred fifty".