97469251 has 6 divisors (see below), whose sum is σ = 107135756. Its totient is φ = 88608300.

The previous prime is 97469249. The next prime is 97469257. The reversal of 97469251 is 15296479.

It is a happy number.

It is not a de Polignac number, because 97469251 - 2¹ = 97469249 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 97469198 and 97469207.

It is not an unprimeable number, because it can be changed into a prime (97469257) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 402645 + ... + 402886.

Almost surely, 2^97469251 is an apocalyptic number.

97469251 is a deficient number, since it is larger than the sum of its proper divisors (9666505).

97469251 is a wasteful number, since it uses less digits than its factorization.

97469251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 805553 (or 805542 counting only the distinct ones).

The product of its digits is 136080, while the sum is 43.

The square root of 97469251 is about 9872.6516701441. The cubic root of 97469251 is about 460.2098144931.

It can be divided in two parts, 974 and 69251, that added together give a square (70225 = 265²).

The spelling of 97469251 in words is "ninety-seven million, four hundred sixty-nine thousand, two hundred fifty-one".