157246461 has 8 divisors (see below), whose sum is σ = 232957760. Its totient is φ = 104830956.

The previous prime is 157246457. The next prime is 157246483. The reversal of 157246461 is 164642751.

157246461 is a `hidden beast` number, since 1 + 5 + 7 + 2 + 4 + 646 + 1 = 666.

It is not a de Polignac number, because 157246461 - 2² = 157246457 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (157246421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2911945 + ... + 2911998.

It is an arithmetic number, because the mean of its divisors is an integer number (29119720).

Almost surely, 2^157246461 is an apocalyptic number.

It is an amenable number.

157246461 is a deficient number, since it is larger than the sum of its proper divisors (75711299).

157246461 is an equidigital number, since it uses as much as digits as its factorization.

157246461 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5823952 (or 5823946 counting only the distinct ones).

The product of its digits is 40320, while the sum is 36.

The square root of 157246461 is about 12539.7950940197. The cubic root of 157246461 is about 539.7512125574.

The spelling of 157246461 in words is "one hundred fifty-seven million, two hundred forty-six thousand, four hundred sixty-one".