742546419 has 4 divisors (see below), whose sum is σ = 990061896. Its totient is φ = 495030944.

The previous prime is 742546381. The next prime is 742546423. The reversal of 742546419 is 914645247.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 742546419 - 2¹⁹ = 742022131 is a prime.

It is a super-2 number, since 2×742546419² = 1102750368739447122, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (742546459) 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, 123757734 + ... + 123757739.

It is an arithmetic number, because the mean of its divisors is an integer number (247515474).

Almost surely, 2^742546419 is an apocalyptic number.

742546419 is a deficient number, since it is larger than the sum of its proper divisors (247515477).

742546419 is a wasteful number, since it uses less digits than its factorization.

742546419 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 247515476.

The product of its digits is 241920, while the sum is 42.

The square root of 742546419 is about 27249.7049341823. The cubic root of 742546419 is about 905.5404803431.

The spelling of 742546419 in words is "seven hundred forty-two million, five hundred forty-six thousand, four hundred nineteen".