746240987 has 2 divisors, whose sum is σ = 746240988. Its totient is φ = 746240986.

The previous prime is 746240977. The next prime is 746241029. The reversal of 746240987 is 789042647.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 746240987 - 2¹² = 746236891 is a prime.

It is a super-2 number, since 2×746240987² = 1113751221357468338, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (746240917) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 373120493 + 373120494.

It is an arithmetic number, because the mean of its divisors is an integer number (373120494).

Almost surely, 2^746240987 is an apocalyptic number.

746240987 is a deficient number, since it is larger than the sum of its proper divisors (1).

746240987 is an equidigital number, since it uses as much as digits as its factorization.

746240987 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 677376, while the sum is 47.

The square root of 746240987 is about 27317.4117917492. The cubic root of 746240987 is about 907.0398467551.

The spelling of 746240987 in words is "seven hundred forty-six million, two hundred forty thousand, nine hundred eighty-seven".