741687745 has 8 divisors (see below), whose sum is σ = 911733480. Its totient is φ = 578878080.

The previous prime is 741687733. The next prime is 741687757. The reversal of 741687745 is 547786147.

It is an interprime number because it is at equal distance from previous prime (741687733) and next prime (741687757).

It can be written as a sum of positive squares in 4 ways, for example, as 323761 + 741363984 = 569^2 + 27228^2 .

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

It is not a de Polignac number, because 741687745 - 2²³ = 733299137 is a prime.

It is a super-2 number, since 2×741687745² = 1100201422166370050, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1808790 + ... + 1809199.

It is an arithmetic number, because the mean of its divisors is an integer number (113966685).

Almost surely, 2^741687745 is an apocalyptic number.

It is an amenable number.

741687745 is a deficient number, since it is larger than the sum of its proper divisors (170045735).

741687745 is a wasteful number, since it uses less digits than its factorization.

741687745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3618035.

The product of its digits is 1317120, while the sum is 49.

The square root of 741687745 is about 27233.9447197794. The cubic root of 741687745 is about 905.1912927539.

The spelling of 741687745 in words is "seven hundred forty-one million, six hundred eighty-seven thousand, seven hundred forty-five".