1423530870 has 32 divisors (see below), whose sum is σ = 3617444448. Its totient is φ = 357278208.

The previous prime is 1423530833. The next prime is 1423530883. The reversal of 1423530870 is 780353241.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1395109 + ... + 1396128.

It is an arithmetic number, because the mean of its divisors is an integer number (113045139).

Almost surely, 2^1423530870 is an apocalyptic number.

1423530870 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1423530870 is an abundant number, since it is smaller than the sum of its proper divisors (2193913578).

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

1423530870 is a wasteful number, since it uses less digits than its factorization.

1423530870 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2791264.

The product of its (nonzero) digits is 20160, while the sum is 33.

The square root of 1423530870 is about 37729.7080561194. The cubic root of 1423530870 is about 1124.9217051684.

The spelling of 1423530870 in words is "one billion, four hundred twenty-three million, five hundred thirty thousand, eight hundred seventy".