740386 has 4 divisors (see below), whose sum is σ = 1110582. Its totient is φ = 370192.

The previous prime is 740371. The next prime is 740387. The reversal of 740386 is 683047.

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., 398161 + 342225 = 631^2 + 585^2 .

It is not an unprimeable number, because it can be changed into a prime (740387) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 185095 + ... + 185098.

2⁷⁴⁰³⁸⁶ is an apocalyptic number.

740386 is a deficient number, since it is larger than the sum of its proper divisors (370196).

740386 is a wasteful number, since it uses less digits than its factorization.

740386 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 370195.

The product of its (nonzero) digits is 4032, while the sum is 28.

The square root of 740386 is about 860.4568553972. The cubic root of 740386 is about 90.4661411958.

The spelling of 740386 in words is "seven hundred forty thousand, three hundred eighty-six".