1400234434 has 48 divisors (see below), whose sum is σ = 2322069120. Its totient is φ = 632176160.

The previous prime is 1400234399. The next prime is 1400234447. The reversal of 1400234434 is 4344320041.

It is a junction number, because it is equal to n+sod(n) for n = 1400234399 and 1400234408.

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, 1441569 + ... + 1442539.

It is an arithmetic number, because the mean of its divisors is an integer number (48376440).

Almost surely, 2^1400234434 is an apocalyptic number.

1400234434 is a deficient number, since it is larger than the sum of its proper divisors (921834686).

1400234434 is a wasteful number, since it uses less digits than its factorization.

1400234434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1095 (or 1072 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 25.

The square root of 1400234434 is about 37419.7064927025. The cubic root of 1400234434 is about 1118.7513811495.

Adding to 1400234434 its reverse (4344320041), we get a palindrome (5744554475).

The spelling of 1400234434 in words is "one billion, four hundred million, two hundred thirty-four thousand, four hundred thirty-four".