1400352 has 48 divisors (see below), whose sum is σ = 3810240. Its totient is φ = 449792.

The previous prime is 1400327. The next prime is 1400353. The reversal of 1400352 is 2530041.

It is a tau number, because it is divible by the number of its divisors (48).

It is not an unprimeable number, because it can be changed into a prime (1400353) 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, 2533 + ... + 3035.

It is an arithmetic number, because the mean of its divisors is an integer number (79380).

2^1400352 is an apocalyptic number.

1400352 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 1400352, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1905120).

1400352 is an abundant number, since it is smaller than the sum of its proper divisors (2409888).

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

1400352 is a wasteful number, since it uses less digits than its factorization.

1400352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 545 (or 537 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 15.

The square root of 1400352 is about 1183.3646944201. The cubic root of 1400352 is about 111.8782691012.

Adding to 1400352 its reverse (2530041), we get a palindrome (3930393).

The spelling of 1400352 in words is "one million, four hundred thousand, three hundred fifty-two".