1941531 has 8 divisors (see below), whose sum is σ = 2601024. Its totient is φ = 1288200.

The previous prime is 1941517. The next prime is 1941547. The reversal of 1941531 is 1351491.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1941531 - 2⁷ = 1941403 is a prime.

It is a super-2 number, since 2×1941531² = 7539085247922, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1941571) 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, 745 + ... + 2106.

It is an arithmetic number, because the mean of its divisors is an integer number (325128).

2^1941531 is an apocalyptic number.

1941531 is a deficient number, since it is larger than the sum of its proper divisors (659493).

1941531 is a wasteful number, since it uses less digits than its factorization.

1941531 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3081.

The product of its digits is 540, while the sum is 24.

The square root of 1941531 is about 1393.3883162995. The cubic root of 1941531 is about 124.7521703016.

The spelling of 1941531 in words is "one million, nine hundred forty-one thousand, five hundred thirty-one".