73674977 has 2 divisors, whose sum is σ = 73674978. Its totient is φ = 73674976.

The previous prime is 73674971. The next prime is 73675037. The reversal of 73674977 is 77947637.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 53523856 + 20151121 = 7316^2 + 4489^2 .

It is an emirp because it is prime and its reverse (77947637) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 73674977 - 2⁸ = 73674721 is a prime.

It is not a weakly prime, because it can be changed into another prime (73674971) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36837488 + 36837489.

It is an arithmetic number, because the mean of its divisors is an integer number (36837489).

Almost surely, 2^73674977 is an apocalyptic number.

It is an amenable number.

73674977 is a deficient number, since it is larger than the sum of its proper divisors (1).

73674977 is an equidigital number, since it uses as much as digits as its factorization.

73674977 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1555848, while the sum is 50.

The square root of 73674977 is about 8583.4128993076. The cubic root of 73674977 is about 419.2180784437.

The spelling of 73674977 in words is "seventy-three million, six hundred seventy-four thousand, nine hundred seventy-seven".