1401442434 has 48 divisors (see below), whose sum is σ = 3541075200. Its totient is φ = 400410360.

The previous prime is 1401442423. The next prime is 1401442453. The reversal of 1401442434 is 4342441041.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1401442398 and 1401442407.

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, 107322 + ... + 119669.

It is an arithmetic number, because the mean of its divisors is an integer number (73772400).

Almost surely, 2^1401442434 is an apocalyptic number.

1401442434 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1401442434 is an abundant number, since it is smaller than the sum of its proper divisors (2139632766).

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

1401442434 is a wasteful number, since it uses less digits than its factorization.

1401442434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 227020 (or 227003 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 27.

The square root of 1401442434 is about 37435.8442405137. The cubic root of 1401442434 is about 1119.0730090102.

Adding to 1401442434 its reverse (4342441041), we get a palindrome (5743883475).

The spelling of 1401442434 in words is "one billion, four hundred one million, four hundred forty-two thousand, four hundred thirty-four".