1601023242 has 64 divisors (see below), whose sum is σ = 4076916480. Its totient is φ = 407683584.

The previous prime is 1601023183. The next prime is 1601023273. The reversal of 1601023242 is 2423201061.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 34723 + ... + 66390.

It is an arithmetic number, because the mean of its divisors is an integer number (63701820).

Almost surely, 2^1601023242 is an apocalyptic number.

1601023242 is an abundant number, since it is smaller than the sum of its proper divisors (2475893238).

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

1601023242 is a wasteful number, since it uses less digits than its factorization.

1601023242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101167.

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 1601023242 is about 40012.7884806845. The cubic root of 1601023242 is about 1169.8563736326.

The spelling of 1601023242 in words is "one billion, six hundred one million, twenty-three thousand, two hundred forty-two".