1400420132 has 6 divisors (see below), whose sum is σ = 2450735238. Its totient is φ = 700210064.

The previous prime is 1400420129. The next prime is 1400420143. The reversal of 1400420132 is 2310240041.

It can be written as a sum of positive squares in only one way, i.e., 1160356096 + 240064036 = 34064^2 + 15494^2 .

It is a super-2 number, since 2×1400420132² = 3922353092221794848, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1400420132.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 175052513 + ... + 175052520.

It is an arithmetic number, because the mean of its divisors is an integer number (408455873).

Almost surely, 2^1400420132 is an apocalyptic number.

It is an amenable number.

1400420132 is a deficient number, since it is larger than the sum of its proper divisors (1050315106).

1400420132 is a wasteful number, since it uses less digits than its factorization.

1400420132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 350105037 (or 350105035 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 1400420132 is about 37422.1876966059. The cubic root of 1400420132 is about 1118.8008349423.

Adding to 1400420132 its reverse (2310240041), we get a palindrome (3710660173).

The spelling of 1400420132 in words is "one billion, four hundred million, four hundred twenty thousand, one hundred thirty-two".