1542333632 has 168 divisors, whose sum is σ = 3799124736. Its totient is φ = 607090176.

The previous prime is 1542333587. The next prime is 1542333643. The reversal of 1542333632 is 2363332451.

It is a super-2 number, since 2×1542333632² = 4757586064796622848, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (32).

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, 26141219 + ... + 26141277.

Almost surely, 2^1542333632 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 1542333632, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1899562368).

1542333632 is an abundant number, since it is smaller than the sum of its proper divisors (2256791104).

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

1542333632 is an equidigital number, since it uses as much as digits as its factorization.

1542333632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 203 (or 134 counting only the distinct ones).

The product of its digits is 38880, while the sum is 32.

The square root of 1542333632 is about 39272.5557100630. Note that the first 3 decimals coincide. The cubic root of 1542333632 is about 1155.3833630560.

The spelling of 1542333632 in words is "one billion, five hundred forty-two million, three hundred thirty-three thousand, six hundred thirty-two".