1453240470 has 128 divisors (see below), whose sum is σ = 3977994240. Its totient is φ = 336631680.

The previous prime is 1453240447. The next prime is 1453240507. The reversal of 1453240470 is 740423541.

It is a super-2 number, since 2×1453240470² = 4223815727291641800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 665841 + ... + 668019.

It is an arithmetic number, because the mean of its divisors is an integer number (31078080).

Almost surely, 2^1453240470 is an apocalyptic number.

1453240470 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1453240470, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1988997120).

1453240470 is an abundant number, since it is smaller than the sum of its proper divisors (2524753770).

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

1453240470 is a wasteful number, since it uses less digits than its factorization.

1453240470 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2290.

The product of its (nonzero) digits is 13440, while the sum is 30.

The square root of 1453240470 is about 38121.3912390406. The cubic root of 1453240470 is about 1132.6937249307.

The spelling of 1453240470 in words is "one billion, four hundred fifty-three million, two hundred forty thousand, four hundred seventy".