1404197742 has 8 divisors (see below), whose sum is σ = 2808395496. Its totient is φ = 468065912.

The previous prime is 1404197737. The next prime is 1404197749. The reversal of 1404197742 is 2477914041.

It is a sphenic number, since it is the product of 3 distinct primes.

1404197742 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 1404197742.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1404197749) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 117016473 + ... + 117016484.

It is an arithmetic number, because the mean of its divisors is an integer number (351049437).

Almost surely, 2^1404197742 is an apocalyptic number.

1404197742 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1404197742 is a wasteful number, since it uses less digits than its factorization.

1404197742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 234032962.

The product of its (nonzero) digits is 56448, while the sum is 39.

The square root of 1404197742 is about 37472.6265692705. The cubic root of 1404197742 is about 1119.8059139663.

The spelling of 1404197742 in words is "one billion, four hundred four million, one hundred ninety-seven thousand, seven hundred forty-two".