1453572 has 48 divisors (see below), whose sum is σ = 3868480. Its totient is φ = 471744.

The previous prime is 1453553. The next prime is 1453597. The reversal of 1453572 is 2753541.

It is a happy number.

It is a super-2 number, since 2×1453572² = 4225743118368, which contains 22 as substring.

It is a Smith number, since the sum of its digits (27) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4488 + ... + 4800.

2^1453572 is an apocalyptic number.

1453572 is a gapful number since it is divisible by the number (12) 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 1453572, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1934240).

1453572 is an abundant number, since it is smaller than the sum of its proper divisors (2414908).

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

1453572 is a wasteful number, since it uses less digits than its factorization.

1453572 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 369 (or 361 counting only the distinct ones).

The product of its digits is 4200, while the sum is 27.

The square root of 1453572 is about 1205.6417378309. The cubic root of 1453572 is about 113.2779852773.

It can be divided in two parts, 1453 and 572, that added together give a square (2025 = 45²).

The spelling of 1453572 in words is "one million, four hundred fifty-three thousand, five hundred seventy-two".