1488265740 has 144 divisors (see below), whose sum is σ = 4877728128. Its totient is φ = 365133312.

The previous prime is 1488265729. The next prime is 1488265759. The reversal of 1488265740 is 475628841.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 857914 + ... + 859646.

It is an arithmetic number, because the mean of its divisors is an integer number (33873112).

Almost surely, 2^1488265740 is an apocalyptic number.

1488265740 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1488265740, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2438864064).

1488265740 is an abundant number, since it is smaller than the sum of its proper divisors (3389462388).

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

1488265740 is a wasteful number, since it uses less digits than its factorization.

1488265740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2128 (or 2123 counting only the distinct ones).

The product of its (nonzero) digits is 430080, while the sum is 45.

The square root of 1488265740 is about 38578.0473844906. The cubic root of 1488265740 is about 1141.7214527731.

The spelling of 1488265740 in words is "one billion, four hundred eighty-eight million, two hundred sixty-five thousand, seven hundred forty".