742607477 has 2 divisors, whose sum is σ = 742607478. Its totient is φ = 742607476.

The previous prime is 742607441. The next prime is 742607483. The reversal of 742607477 is 774706247.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 472366756 + 270240721 = 21734^2 + 16439^2 .

It is a cyclic number.

It is not a de Polignac number, because 742607477 - 2²⁶ = 675498613 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (742607407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 371303738 + 371303739.

It is an arithmetic number, because the mean of its divisors is an integer number (371303739).

Almost surely, 2^742607477 is an apocalyptic number.

It is an amenable number.

742607477 is a deficient number, since it is larger than the sum of its proper divisors (1).

742607477 is an equidigital number, since it uses as much as digits as its factorization.

742607477 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 460992, while the sum is 44.

The square root of 742607477 is about 27250.8252535588. The cubic root of 742607477 is about 905.5652998802.

The spelling of 742607477 in words is "seven hundred forty-two million, six hundred seven thousand, four hundred seventy-seven".