1452349404 has 72 divisors (see below), whose sum is σ = 4025509488. Its totient is φ = 437848320.

The previous prime is 1452349399. The next prime is 1452349429. The reversal of 1452349404 is 4049432541.

1452349404 is a `hidden beast` number, since 14 + 5 + 234 + 9 + 404 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 68704 + ... + 87320.

It is an arithmetic number, because the mean of its divisors is an integer number (55909854).

Almost surely, 2^1452349404 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1452349404, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2012754744).

1452349404 is an abundant number, since it is smaller than the sum of its proper divisors (2573160084).

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

1452349404 is a wasteful number, since it uses less digits than its factorization.

1452349404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18835 (or 18830 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 36.

The square root of 1452349404 is about 38109.7022292224. The cubic root of 1452349404 is about 1132.4621708634.

The spelling of 1452349404 in words is "one billion, four hundred fifty-two million, three hundred forty-nine thousand, four hundred four".