1620414376 has 16 divisors (see below), whose sum is σ = 3472316640. Its totient is φ = 694463280.

The previous prime is 1620414359. The next prime is 1620414413. The reversal of 1620414376 is 6734140261.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14467930 + ... + 14468041.

It is an arithmetic number, because the mean of its divisors is an integer number (217019790).

Almost surely, 2^1620414376 is an apocalyptic number.

It is an amenable number.

1620414376 is an abundant number, since it is smaller than the sum of its proper divisors (1851902264).

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

1620414376 is a wasteful number, since it uses less digits than its factorization.

1620414376 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28935984 (or 28935980 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 34.

The square root of 1620414376 is about 40254.3708931092. The cubic root of 1620414376 is about 1174.5604212950.

The spelling of 1620414376 in words is "one billion, six hundred twenty million, four hundred fourteen thousand, three hundred seventy-six".