1401048 has 96 divisors (see below), whose sum is σ = 4352400. Its totient is φ = 403200.

The previous prime is 1401031. The next prime is 1401053. The reversal of 1401048 is 8401041.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a self number, because there is not a number n which added to its sum of digits gives 1401048.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 22938 + ... + 22998.

2^1401048 is an apocalyptic number.

1401048 is a gapful number since it is divisible by the number (18) 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 1401048, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2176200).

1401048 is an abundant number, since it is smaller than the sum of its proper divisors (2951352).

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

1401048 is a wasteful number, since it uses less digits than its factorization.

1401048 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113 (or 106 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

The square root of 1401048 is about 1183.6587346022. The cubic root of 1401048 is about 111.8968011985.

Adding to 1401048 its reverse (8401041), we get a palindrome (9802089).

The spelling of 1401048 in words is "one million, four hundred one thousand, forty-eight".