1351632 has 40 divisors (see below), whose sum is σ = 3615840. Its totient is φ = 434560.

The previous prime is 1351621. The next prime is 1351639. The reversal of 1351632 is 2361531.

It is a junction number, because it is equal to n+sod(n) for n = 1351599 and 1351608.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1351639) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 907 + ... + 1877.

It is an arithmetic number, because the mean of its divisors is an integer number (90396).

2^1351632 is an apocalyptic number.

1351632 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1351632, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1807920).

1351632 is an abundant number, since it is smaller than the sum of its proper divisors (2264208).

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

1351632 is a wasteful number, since it uses less digits than its factorization.

1351632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1011 (or 1005 counting only the distinct ones).

The product of its digits is 540, while the sum is 21.

The square root of 1351632 is about 1162.5970927196. The cubic root of 1351632 is about 110.5654628724.

The spelling of 1351632 in words is "one million, three hundred fifty-one thousand, six hundred thirty-two".