1406434471 has 8 divisors (see below), whose sum is σ = 1526185584. Its totient is φ = 1288335360.

The previous prime is 1406434441. The next prime is 1406434487. The reversal of 1406434471 is 1744346041.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1406434471 - 2¹⁷ = 1406303399 is a prime.

It is a super-3 number, since 3×1406434471³ (a number of 28 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1406434441) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 411226 + ... + 414631.

It is an arithmetic number, because the mean of its divisors is an integer number (190773198).

Almost surely, 2^1406434471 is an apocalyptic number.

1406434471 is a deficient number, since it is larger than the sum of its proper divisors (119751113).

1406434471 is a wasteful number, since it uses less digits than its factorization.

1406434471 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 826001.

The product of its (nonzero) digits is 32256, while the sum is 34.

The square root of 1406434471 is about 37502.4595326760. The cubic root of 1406434471 is about 1120.4001734879.

The spelling of 1406434471 in words is "one billion, four hundred six million, four hundred thirty-four thousand, four hundred seventy-one".