46780997 has 2 divisors, whose sum is σ = 46780998. Its totient is φ = 46780996.

The previous prime is 46780969. The next prime is 46781023. The reversal of 46780997 is 79908764.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 25260676 + 21520321 = 5026^2 + 4639^2 .

It is a cyclic number.

It is not a de Polignac number, because 46780997 - 2¹² = 46776901 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 (46780697) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23390498 + 23390499.

It is an arithmetic number, because the mean of its divisors is an integer number (23390499).

Almost surely, 2^46780997 is an apocalyptic number.

It is an amenable number.

46780997 is a deficient number, since it is larger than the sum of its proper divisors (1).

46780997 is an equidigital number, since it uses as much as digits as its factorization.

46780997 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 762048, while the sum is 50.

The square root of 46780997 is about 6839.6635151153. The cubic root of 46780997 is about 360.3212076609.

The spelling of 46780997 in words is "forty-six million, seven hundred eighty thousand, nine hundred ninety-seven".