740273938 has 4 divisors (see below), whose sum is σ = 1110410910. Its totient is φ = 370136968.

The previous prime is 740273927. The next prime is 740273969. The reversal of 740273938 is 839372047.

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

It can be written as a sum of positive squares in only one way, i.e., 530979849 + 209294089 = 23043^2 + 14467^2 .

It is a junction number, because it is equal to n+sod(n) for n = 740273894 and 740273903.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 185068483 + ... + 185068486.

Almost surely, 2^740273938 is an apocalyptic number.

740273938 is a deficient number, since it is larger than the sum of its proper divisors (370136972).

740273938 is a wasteful number, since it uses less digits than its factorization.

740273938 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 370136971.

The product of its (nonzero) digits is 254016, while the sum is 43.

The square root of 740273938 is about 27207.9756321561. The cubic root of 740273938 is about 904.6157676217.

The spelling of 740273938 in words is "seven hundred forty million, two hundred seventy-three thousand, nine hundred thirty-eight".