134739450 has 240 divisors, whose sum is σ = 421312320. Its totient is φ = 31726080.

The previous prime is 134739443. The next prime is 134739463. The reversal of 134739450 is 54937431.

134739450 is a `hidden beast` number, since 134 + 73 + 9 + 450 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 119 ways as a sum of consecutive naturals, for example, 1308099 + ... + 1308201.

It is an arithmetic number, because the mean of its divisors is an integer number (1755468).

Almost surely, 2^134739450 is an apocalyptic number.

134739450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 134739450, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (210656160).

134739450 is an abundant number, since it is smaller than the sum of its proper divisors (286572870).

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

134739450 is a wasteful number, since it uses less digits than its factorization.

134739450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163 (or 149 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 36.

The square root of 134739450 is about 11607.7323366797. The cubic root of 134739450 is about 512.6625461010.

The spelling of 134739450 in words is "one hundred thirty-four million, seven hundred thirty-nine thousand, four hundred fifty".