1465621612 has 96 divisors (see below), whose sum is σ = 3359784960. Its totient is φ = 542868480.

The previous prime is 1465621607. The next prime is 1465621613. The reversal of 1465621612 is 2161265641.

It is a super-2 number, since 2×1465621612² = 4296093419122957088, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is not an unprimeable number, because it can be changed into a prime (1465621613) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1478437 + ... + 1479427.

It is an arithmetic number, because the mean of its divisors is an integer number (34997760).

Almost surely, 2^1465621612 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1465621612, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1679892480).

1465621612 is an abundant number, since it is smaller than the sum of its proper divisors (1894163348).

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

1465621612 is a wasteful number, since it uses less digits than its factorization.

1465621612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1271 (or 1269 counting only the distinct ones).

The product of its digits is 17280, while the sum is 34.

The square root of 1465621612 is about 38283.4378289098. The cubic root of 1465621612 is about 1135.9013616580.

The spelling of 1465621612 in words is "one billion, four hundred sixty-five million, six hundred twenty-one thousand, six hundred twelve".