1447863072 has 48 divisors (see below), whose sum is σ = 4024212192. Its totient is φ = 454231040.

The previous prime is 1447863071. The next prime is 1447863073. The reversal of 1447863072 is 2703687441.

It is an interprime number because it is at equal distance from previous prime (1447863071) and next prime (1447863073).

It is a tau number, because it is divible by the number of its divisors (48).

It is a super-2 number, since 2×1447863072² = 4192614950522554368, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1447863071) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 441954 + ... + 445217.

It is an arithmetic number, because the mean of its divisors is an integer number (83837754).

Almost surely, 2^1447863072 is an apocalyptic number.

1447863072 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1447863072 is an abundant number, since it is smaller than the sum of its proper divisors (2576349120).

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

1447863072 is a wasteful number, since it uses less digits than its factorization.

1447863072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 887201 (or 887193 counting only the distinct ones).

The product of its (nonzero) digits is 225792, while the sum is 42.

The square root of 1447863072 is about 38050.7959443689. The cubic root of 1447863072 is about 1131.2949031676.

The spelling of 1447863072 in words is "one billion, four hundred forty-seven million, eight hundred sixty-three thousand, seventy-two".