1400412244 has 24 divisors (see below), whose sum is σ = 3055445568. Its totient is φ = 545615040.

The previous prime is 1400412239. The next prime is 1400412263. The reversal of 1400412244 is 4422140041.

It is a super-2 number, since 2×1400412244² = 3922308906290231072, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2273089 + ... + 2273704.

It is an arithmetic number, because the mean of its divisors is an integer number (127310232).

Almost surely, 2^1400412244 is an apocalyptic number.

1400412244 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1400412244 is an abundant number, since it is smaller than the sum of its proper divisors (1655033324).

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

1400412244 is a wasteful number, since it uses less digits than its factorization.

1400412244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4546815 (or 4546813 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 22.

The square root of 1400412244 is about 37422.0823044362. The cubic root of 1400412244 is about 1118.7987343543.

Adding to 1400412244 its reverse (4422140041), we get a palindrome (5822552285).

The spelling of 1400412244 in words is "one billion, four hundred million, four hundred twelve thousand, two hundred forty-four".