742149754 has 8 divisors (see below), whose sum is σ = 1129840128. Its totient is φ = 365536380.

The previous prime is 742149743. The next prime is 742149769. The reversal of 742149754 is 457941247.

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

It is a self number, because there is not a number n which added to its sum of digits gives 742149754.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2769082 + ... + 2769349.

It is an arithmetic number, because the mean of its divisors is an integer number (141230016).

Almost surely, 2^742149754 is an apocalyptic number.

742149754 is a deficient number, since it is larger than the sum of its proper divisors (387690374).

742149754 is a wasteful number, since it uses less digits than its factorization.

742149754 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5538500.

The product of its digits is 282240, while the sum is 43.

The square root of 742149754 is about 27242.4256262176. The cubic root of 742149754 is about 905.3792063878.

It can be divided in two parts, 7421 and 49754, that added together give a palindrome (57175).

The spelling of 742149754 in words is "seven hundred forty-two million, one hundred forty-nine thousand, seven hundred fifty-four".