601749642 has 16 divisors (see below), whose sum is σ = 1296076320. Its totient is φ = 185153712.

The previous prime is 601749613. The next prime is 601749671. The reversal of 601749642 is 246947106.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (601749613) and next prime (601749671).

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a self number, because there is not a number n which added to its sum of digits gives 601749642.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3857292 + ... + 3857447.

It is an arithmetic number, because the mean of its divisors is an integer number (81004770).

Almost surely, 2^601749642 is an apocalyptic number.

601749642 is an abundant number, since it is smaller than the sum of its proper divisors (694326678).

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

601749642 is a wasteful number, since it uses less digits than its factorization.

601749642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7714757.

The product of its (nonzero) digits is 72576, while the sum is 39.

The square root of 601749642 is about 24530.5858470604. The cubic root of 601749642 is about 844.2517059211.

The spelling of 601749642 in words is "six hundred one million, seven hundred forty-nine thousand, six hundred forty-two".