137320848 has 120 divisors (see below), whose sum is σ = 446846400. Its totient is φ = 38552832.

The previous prime is 137320837. The next prime is 137320861. The reversal of 137320848 is 848023731.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 58318 + ... + 60626.

It is an arithmetic number, because the mean of its divisors is an integer number (3723720).

Almost surely, 2^137320848 is an apocalyptic number.

137320848 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 137320848, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (223423200).

137320848 is an abundant number, since it is smaller than the sum of its proper divisors (309525552).

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

137320848 is a wasteful number, since it uses less digits than its factorization.

137320848 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2389 (or 2380 counting only the distinct ones).

The product of its (nonzero) digits is 32256, while the sum is 36.

The square root of 137320848 is about 11718.3978427087. The cubic root of 137320848 is about 515.9157966080.

The spelling of 137320848 in words is "one hundred thirty-seven million, three hundred twenty thousand, eight hundred forty-eight".