1632961 has 8 divisors (see below), whose sum is σ = 1843200. Its totient is φ = 1433040.

The previous prime is 1632949. The next prime is 1632979. The reversal of 1632961 is 1692361.

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

It is a cyclic number.

It is not a de Polignac number, because 1632961 - 2¹¹ = 1630913 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1632941) 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, 2241 + ... + 2878.

It is an arithmetic number, because the mean of its divisors is an integer number (230400).

2^1632961 is an apocalyptic number.

1632961 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1632961 is a deficient number, since it is larger than the sum of its proper divisors (210239).

1632961 is a wasteful number, since it uses less digits than its factorization.

1632961 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5159.

The product of its digits is 1944, while the sum is 28.

The square root of 1632961 is about 1277.8736244246. The cubic root of 1632961 is about 117.7584112046.

The spelling of 1632961 in words is "one million, six hundred thirty-two thousand, nine hundred sixty-one".