137894550 has 48 divisors (see below), whose sum is σ = 349947840. Its totient is φ = 35915040.

The previous prime is 137894543. The next prime is 137894557. The reversal of 137894550 is 55498731.

137894550 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (137894543) and next prime (137894557).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (137894557) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4240 + ... + 17139.

It is an arithmetic number, because the mean of its divisors is an integer number (7290580).

Almost surely, 2^137894550 is an apocalyptic number.

137894550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

137894550 is an abundant number, since it is smaller than the sum of its proper divisors (212053290).

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

137894550 is a wasteful number, since it uses less digits than its factorization.

137894550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21437 (or 21432 counting only the distinct ones).

The product of its (nonzero) digits is 151200, while the sum is 42.

The square root of 137894550 is about 11742.8510166824. The cubic root of 137894550 is about 516.6332664268.

The spelling of 137894550 in words is "one hundred thirty-seven million, eight hundred ninety-four thousand, five hundred fifty".