1382487396 has 48 divisors (see below), whose sum is σ = 3424760640. Its totient is φ = 432552960.

The previous prime is 1382487389. The next prime is 1382487419. The reversal of 1382487396 is 6937842831.

It is a super-2 number, since 2×1382487396² = 3822542800197721632, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (51).

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, 68376 + ... + 86256.

It is an arithmetic number, because the mean of its divisors is an integer number (71349180).

Almost surely, 2^1382487396 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 1382487396, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1712380320).

1382487396 is an abundant number, since it is smaller than the sum of its proper divisors (2042273244).

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

1382487396 is a wasteful number, since it uses less digits than its factorization.

1382487396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18284 (or 18282 counting only the distinct ones).

The product of its digits is 1741824, while the sum is 51.

The square root of 1382487396 is about 37181.8153940875. The cubic root of 1382487396 is about 1114.0047950526.

The spelling of 1382487396 in words is "one billion, three hundred eighty-two million, four hundred eighty-seven thousand, three hundred ninety-six".