740051073 has 20 divisors (see below), whose sum is σ = 1107520260. Its totient is φ = 492469632.

The previous prime is 740051071. The next prime is 740051077. The reversal of 740051073 is 370150047.

It can be written as a sum of positive squares in 2 ways, for example, as 222397569 + 517653504 = 14913^2 + 22752^2 .

It is not a de Polignac number, because 740051073 - 2¹ = 740051071 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (740051071) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 38061 + ... + 54117.

It is an arithmetic number, because the mean of its divisors is an integer number (55376013).

Almost surely, 2^740051073 is an apocalyptic number.

It is an amenable number.

740051073 is a deficient number, since it is larger than the sum of its proper divisors (367469187).

740051073 is a wasteful number, since it uses less digits than its factorization.

740051073 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16638 (or 16629 counting only the distinct ones).

The product of its (nonzero) digits is 2940, while the sum is 27.

The square root of 740051073 is about 27203.8797416839. The cubic root of 740051073 is about 904.5249780649.

It can be divided in two parts, 74005 and 1073, that added together give a triangular number (75078 = T₃₈₇).

The spelling of 740051073 in words is "seven hundred forty million, fifty-one thousand, seventy-three".