1612764740 has 24 divisors (see below), whose sum is σ = 3388160832. Its totient is φ = 644847840.

The previous prime is 1612764737. The next prime is 1612764773. The reversal of 1612764740 is 474672161.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1612764694 and 1612764703.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39857 + ... + 69383.

It is an arithmetic number, because the mean of its divisors is an integer number (141173368).

Almost surely, 2^1612764740 is an apocalyptic number.

1612764740 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1612764740 is an abundant number, since it is smaller than the sum of its proper divisors (1775396092).

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

1612764740 is a wasteful number, since it uses less digits than its factorization.

1612764740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32267 (or 32265 counting only the distinct ones).

The product of its (nonzero) digits is 56448, while the sum is 38.

The square root of 1612764740 is about 40159.2422737282. The cubic root of 1612764740 is about 1172.7092208208.

The spelling of 1612764740 in words is "one billion, six hundred twelve million, seven hundred sixty-four thousand, seven hundred forty".