137470 has 16 divisors (see below), whose sum is σ = 252720. Its totient is φ = 53824.

The previous prime is 137453. The next prime is 137477. The reversal of 137470 is 74731.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (137477) 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, 474 + ... + 706.

It is an arithmetic number, because the mean of its divisors is an integer number (15795).

2¹³⁷⁴⁷⁰ is an apocalyptic number.

137470 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

137470 is a deficient number, since it is larger than the sum of its proper divisors (115250).

137470 is a wasteful number, since it uses less digits than its factorization.

137470 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 299.

The product of its (nonzero) digits is 588, while the sum is 22.

The square root of 137470 is about 370.7694701563. The cubic root of 137470 is about 51.6102517539.

It can be divided in two parts, 1374 and 70, that added together give a square (1444 = 38²).

The spelling of 137470 in words is "one hundred thirty-seven thousand, four hundred seventy".