1427315500 has 48 divisors (see below), whose sum is σ = 3357061344. Its totient is φ = 527006400.

The previous prime is 1427315497. The next prime is 1427315509. The reversal of 1427315500 is 55137241.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (1427315509) 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, 103294 + ... + 116293.

It is an arithmetic number, because the mean of its divisors is an integer number (69938778).

Almost surely, 2^1427315500 is an apocalyptic number.

1427315500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1427315500 is an abundant number, since it is smaller than the sum of its proper divisors (1929745844).

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

1427315500 is a wasteful number, since it uses less digits than its factorization.

1427315500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 219619 (or 219607 counting only the distinct ones).

The product of its (nonzero) digits is 4200, while the sum is 28.

The square root of 1427315500 is about 37779.8292743628. The cubic root of 1427315500 is about 1125.9177367347.

The spelling of 1427315500 in words is "one billion, four hundred twenty-seven million, three hundred fifteen thousand, five hundred".