1452636 has 18 divisors (see below), whose sum is σ = 3672032. Its totient is φ = 484200.

The previous prime is 1452631. The next prime is 1452637. The reversal of 1452636 is 6362541.

It is a tau number, because it is divible by the number of its divisors (18).

It is a super-2 number, since 2×1452636² = 4220302696992, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1452631) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 20140 + ... + 20211.

2^1452636 is an apocalyptic number.

It is an amenable number.

1452636 is an abundant number, since it is smaller than the sum of its proper divisors (2219396).

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

1452636 is a wasteful number, since it uses less digits than its factorization.

1452636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40361 (or 40356 counting only the distinct ones).

The product of its digits is 4320, while the sum is 27.

The square root of 1452636 is about 1205.2535003061. The cubic root of 1452636 is about 113.2536656562.

It can be divided in two parts, 14 and 52636, that added together give a triangular number (52650 = T₃₂₄).

The spelling of 1452636 in words is "one million, four hundred fifty-two thousand, six hundred thirty-six".