740350173 has 4 divisors (see below), whose sum is σ = 987133568. Its totient is φ = 493566780.

The previous prime is 740350147. The next prime is 740350211. The reversal of 740350173 is 371053047.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 371053047 = 3 ⋅123684349.

It is not a de Polignac number, because 740350173 - 2⁵ = 740350141 is a prime.

It is a super-2 number, since 2×740350173² = 1096236757322259858, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 740350173.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (740350133) 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, 123391693 + ... + 123391698.

It is an arithmetic number, because the mean of its divisors is an integer number (246783392).

Almost surely, 2^740350173 is an apocalyptic number.

It is an amenable number.

740350173 is a deficient number, since it is larger than the sum of its proper divisors (246783395).

740350173 is a wasteful number, since it uses less digits than its factorization.

740350173 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 246783394.

The product of its (nonzero) digits is 8820, while the sum is 30.

The square root of 740350173 is about 27209.3765639715. The cubic root of 740350173 is about 904.6468196473.

The spelling of 740350173 in words is "seven hundred forty million, three hundred fifty thousand, one hundred seventy-three".