1406423268 has 36 divisors (see below), whose sum is σ = 3557281728. Its totient is φ = 468523440.

The previous prime is 1406423203. The next prime is 1406423269. The reversal of 1406423268 is 8623246041.

1406423268 is a `hidden beast` number, since 1 + 4 + 0 + 642 + 3 + 2 + 6 + 8 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (1406423269) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 53233 + ... + 75143.

Almost surely, 2^1406423268 is an apocalyptic number.

1406423268 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

1406423268 is an abundant number, since it is smaller than the sum of its proper divisors (2150858460).

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

1406423268 is a wasteful number, since it uses less digits than its factorization.

1406423268 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23704 (or 23699 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 36.

The square root of 1406423268 is about 37502.3101688416. The cubic root of 1406423268 is about 1120.3971986185.

The spelling of 1406423268 in words is "one billion, four hundred six million, four hundred twenty-three thousand, two hundred sixty-eight".