742416 has 20 divisors (see below), whose sum is σ = 1918032. Its totient is φ = 247456.

The previous prime is 742409. The next prime is 742439. The reversal of 742416 is 614247.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a nialpdrome in base 16.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 742416.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7686 + ... + 7781.

2⁷⁴²⁴¹⁶ is an apocalyptic number.

It is an amenable number.

742416 is an abundant number, since it is smaller than the sum of its proper divisors (1175616).

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

742416 is a wasteful number, since it uses less digits than its factorization.

742416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15478 (or 15472 counting only the distinct ones).

The product of its digits is 1344, while the sum is 24.

The square root of 742416 is about 861.6356538584. The cubic root of 742416 is about 90.5487461616.

It can be divided in two parts, 74241 and 6, that added together give a palindrome (74247).

The spelling of 742416 in words is "seven hundred forty-two thousand, four hundred sixteen".