1400084 has 24 divisors (see below), whose sum is σ = 2892288. Its totient is φ = 580320.

The previous prime is 1400081. The next prime is 1400093. The reversal of 1400084 is 4800041.

It is a happy number.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1400081) 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, 62 + ... + 1674.

It is an arithmetic number, because the mean of its divisors is an integer number (120512).

2^1400084 is an apocalyptic number.

1400084 is a gapful number since it is divisible by the number (14) 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 1400084, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1446144).

1400084 is an abundant number, since it is smaller than the sum of its proper divisors (1492204).

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

1400084 is a wasteful number, since it uses less digits than its factorization.

1400084 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1655 (or 1653 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

The square root of 1400084 is about 1183.2514525662. The cubic root of 1400084 is about 111.8711315413.

The spelling of 1400084 in words is "one million, four hundred thousand, eighty-four".