1067641542 has 24 divisors (see below), whose sum is σ = 2523516840. Its totient is φ = 323527680.

The previous prime is 1067641537. The next prime is 1067641543. The reversal of 1067641542 is 2451467601.

1067641542 is a `hidden beast` number, since 1 + 0 + 6 + 7 + 641 + 5 + 4 + 2 = 666.

It is a super-2 number, since 2×1067641542² = 2279716924408275528, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1067641497 and 1067641506.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1067641543) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2695867 + ... + 2696262.

It is an arithmetic number, because the mean of its divisors is an integer number (105146535).

Almost surely, 2^1067641542 is an apocalyptic number.

1067641542 is an abundant number, since it is smaller than the sum of its proper divisors (1455875298).

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

1067641542 is a wasteful number, since it uses less digits than its factorization.

1067641542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5392148 (or 5392145 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 36.

The square root of 1067641542 is about 32674.7844981417. The cubic root of 1067641542 is about 1022.0570884786.

The spelling of 1067641542 in words is "one billion, sixty-seven million, six hundred forty-one thousand, five hundred forty-two".