1606472949 has 8 divisors (see below), whose sum is σ = 2146328352. Its totient is φ = 1068799760.

The previous prime is 1606472941. The next prime is 1606473013. The reversal of 1606472949 is 9492746061.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 1606472949 - 2³ = 1606472941 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1606472898 and 1606472907.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1606472941) 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, 543834 + ... + 546779.

It is an arithmetic number, because the mean of its divisors is an integer number (268291044).

Almost surely, 2^1606472949 is an apocalyptic number.

It is an amenable number.

1606472949 is a deficient number, since it is larger than the sum of its proper divisors (539855403).

1606472949 is a wasteful number, since it uses less digits than its factorization.

1606472949 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1091107.

The product of its (nonzero) digits is 653184, while the sum is 48.

The square root of 1606472949 is about 40080.8301934977. The cubic root of 1606472949 is about 1171.1822245547.

The spelling of 1606472949 in words is "one billion, six hundred six million, four hundred seventy-two thousand, nine hundred forty-nine".