1430040216 has 64 divisors (see below), whose sum is σ = 3953589120. Its totient is φ = 427403520.

The previous prime is 1430040211. The next prime is 1430040229. The reversal of 1430040216 is 6120400341.

It is a junction number, because it is equal to n+sod(n) for n = 1430040192 and 1430040201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1430040211) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17830 + ... + 56373.

It is an arithmetic number, because the mean of its divisors is an integer number (61774830).

Almost surely, 2^1430040216 is an apocalyptic number.

It is an amenable number.

1430040216 is an abundant number, since it is smaller than the sum of its proper divisors (2523548904).

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

1430040216 is a wasteful number, since it uses less digits than its factorization.

1430040216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74296 (or 74292 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 1430040216 is about 37815.8725405087. The cubic root of 1430040216 is about 1126.6337326056.

Adding to 1430040216 its reverse (6120400341), we get a palindrome (7550440557).

The spelling of 1430040216 in words is "one billion, four hundred thirty million, forty thousand, two hundred sixteen".