1400254434 has 48 divisors (see below), whose sum is σ = 3104618400. Its totient is φ = 455969088.

The previous prime is 1400254433. The next prime is 1400254441. The reversal of 1400254434 is 4344520041.

It is a happy number.

1400254434 is a `hidden beast` number, since 1 + 400 + 254 + 4 + 3 + 4 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 1400254398 and 1400254407.

It is not an unprimeable number, because it can be changed into a prime (1400254433) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 169062 + ... + 177150.

It is an arithmetic number, because the mean of its divisors is an integer number (64679550).

Almost surely, 2^1400254434 is an apocalyptic number.

1400254434 is an abundant number, since it is smaller than the sum of its proper divisors (1704363966).

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

1400254434 is a wasteful number, since it uses less digits than its factorization.

1400254434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8319 (or 8316 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 27.

The square root of 1400254434 is about 37419.9737306161. The cubic root of 1400254434 is about 1118.7567076198.

Adding to 1400254434 its reverse (4344520041), we get a palindrome (5744774475).

The spelling of 1400254434 in words is "one billion, four hundred million, two hundred fifty-four thousand, four hundred thirty-four".