1532374396 has 48 divisors (see below), whose sum is σ = 3240518400. Its totient is φ = 619377408.

The previous prime is 1532374391. The next prime is 1532374399. The reversal of 1532374396 is 6934732351.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1532374391) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 114420 + ... + 127108.

It is an arithmetic number, because the mean of its divisors is an integer number (67510800).

Almost surely, 2^1532374396 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 1532374396, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1620259200).

1532374396 is an abundant number, since it is smaller than the sum of its proper divisors (1708144004).

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

1532374396 is a wasteful number, since it uses less digits than its factorization.

1532374396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12946 (or 12944 counting only the distinct ones).

The product of its digits is 408240, while the sum is 43.

The square root of 1532374396 is about 39145.5539748769. The cubic root of 1532374396 is about 1152.8911240505.

The spelling of 1532374396 in words is "one billion, five hundred thirty-two million, three hundred seventy-four thousand, three hundred ninety-six".