1633272 has 16 divisors (see below), whose sum is σ = 4083240. Its totient is φ = 544416.

The previous prime is 1633267. The next prime is 1633277. The reversal of 1633272 is 2723361.

It is an interprime number because it is at equal distance from previous prime (1633267) and next prime (1633277).

It is a Harshad number since it is a multiple of its sum of digits (24), and also a Moran number because the ratio is a prime number: 68053 = 1633272 / (1 + 6 + 3 + 3 + 2 + 7 + 2).

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1633277) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34003 + ... + 34050.

2^1633272 is an apocalyptic number.

1633272 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1633272 is an abundant number, since it is smaller than the sum of its proper divisors (2449968).

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

1633272 is a wasteful number, since it uses less digits than its factorization.

1633272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68062 (or 68058 counting only the distinct ones).

The product of its digits is 1512, while the sum is 24.

The square root of 1633272 is about 1277.9953051557. The cubic root of 1633272 is about 117.7658864885.

The spelling of 1633272 in words is "one million, six hundred thirty-three thousand, two hundred seventy-two".