157426254 has 20 divisors (see below), whose sum is σ = 352751784. Its totient is φ = 52475364.

The previous prime is 157426249. The next prime is 157426301. The reversal of 157426254 is 452624751.

It is a happy number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 485722 + ... + 486045.

Almost surely, 2^157426254 is an apocalyptic number.

157426254 is an abundant number, since it is smaller than the sum of its proper divisors (195325530).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

157426254 is an equidigital number, since it uses as much as digits as its factorization.

157426254 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 971781 (or 971772 counting only the distinct ones).

The product of its digits is 67200, while the sum is 36.

The square root of 157426254 is about 12546.9619430363. The cubic root of 157426254 is about 539.9568484037.

The spelling of 157426254 in words is "one hundred fifty-seven million, four hundred twenty-six thousand, two hundred fifty-four".