1400342224 has 40 divisors (see below), whose sum is σ = 2875315968. Its totient is φ = 658398720.

The previous prime is 1400342221. The next prime is 1400342231. The reversal of 1400342224 is 4222430041.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1400342195 and 1400342204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1400342221) 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, 539169 + ... + 541759.

Almost surely, 2^1400342224 is an apocalyptic number.

It is an amenable number.

1400342224 is an abundant number, since it is smaller than the sum of its proper divisors (1474973744).

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

1400342224 is a wasteful number, since it uses less digits than its factorization.

1400342224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4603 (or 4597 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 22.

The square root of 1400342224 is about 37421.1467488638. The cubic root of 1400342224 is about 1118.7800875609.

Adding to 1400342224 its reverse (4222430041), we get a palindrome (5622772265).

The spelling of 1400342224 in words is "one billion, four hundred million, three hundred forty-two thousand, two hundred twenty-four".