874537 has 2 divisors, whose sum is σ = 874538. Its totient is φ = 874536.

The previous prime is 874487. The next prime is 874543. The reversal of 874537 is 735478.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 793881 + 80656 = 891^2 + 284^2 .

It is a cyclic number.

It is not a de Polignac number, because 874537 - 2⁷ = 874409 is a prime.

It is not a weakly prime, because it can be changed into another prime (874547) by changing a digit.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 437268 + 437269.

It is an arithmetic number, because the mean of its divisors is an integer number (437269).

2⁸⁷⁴⁵³⁷ is an apocalyptic number.

It is an amenable number.

874537 is a deficient number, since it is larger than the sum of its proper divisors (1).

874537 is an equidigital number, since it uses as much as digits as its factorization.

874537 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 23520, while the sum is 34.

The square root of 874537 is about 935.1668300362. The cubic root of 874537 is about 95.6296859310.

Subtracting from 874537 its sum of digits (34), we obtain a triangular number (874503 = T₁₃₂₂).

It can be divided in two parts, 87453 and 7, that multiplied together give a triangular number (612171 = T₁₁₀₆).

The spelling of 874537 in words is "eight hundred seventy-four thousand, five hundred thirty-seven".